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10001210212020 = 2235179805108051
BaseRepresentation
bin1001000110001001011010…
…0101001111111010110100
31022102002212112110101121210
42101202112211033322310
52302324434303241040
633134254220041420
72051364212104236
oct221422645177264
938362775411553
1010001210212020
113206542485245
121156375093270
13577157ab6c01
142680bdb5a256
1512524b2e9480
hex9189694feb4

10001210212020 has 48 divisors (see below), whose sum is σ = 29650646749248. Its totient is φ = 2510107660800.

The previous prime is 10001210211959. The next prime is 10001210212039. The reversal of 10001210212020 is 2021201210001.

10001210212020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 10001210211987 and 10001210212005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4902553006 + ... + 4902555045.

It is an arithmetic number, because the mean of its divisors is an integer number (617721807276).

Almost surely, 210001210212020 is an apocalyptic number.

10001210212020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10001210212020 is an abundant number, since it is smaller than the sum of its proper divisors (19649436537228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10001210212020 is a wasteful number, since it uses less digits than its factorization.

10001210212020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9805108080 (or 9805108078 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10001210212020 its reverse (2021201210001), we get a palindrome (12022411422021).

The spelling of 10001210212020 in words is "ten trillion, one billion, two hundred ten million, two hundred twelve thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 17 20 30 34 51 60 68 85 102 170 204 255 340 510 1020 9805108051 19610216102 29415324153 39220432204 49025540255 58830648306 98051080510 117661296612 147076620765 166686836867 196102161020 294153241530 333373673734 500060510601 588306483060 666747347468 833434184335 1000121021202 1666868368670 2000242042404 2500302553005 3333736737340 5000605106010 10001210212020