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1020210002010 = 2355419839507
BaseRepresentation
bin11101101100010010100…
…00010011100001011010
310121112100012002220100000
432312021100103201122
5113203342230031020
62100402240553430
7133464516635463
oct16661120234132
93545305086300
101020210002010
11363739a495a1
12145882322876
1375289320204
1437542595d6a
151b810b65090
hexed8941385a

1020210002010 has 48 divisors (see below), whose sum is σ = 2750788456416. Its totient is φ = 272055999888.

The previous prime is 1020210001999. The next prime is 1020210002027. The reversal of 1020210002010 is 102000120201.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1020210001983 and 1020210002001.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 209917324 + ... + 209922183.

It is an arithmetic number, because the mean of its divisors is an integer number (57308092842).

Almost surely, 21020210002010 is an apocalyptic number.

1020210002010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020210002010 is an abundant number, since it is smaller than the sum of its proper divisors (1730578454406).

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

1020210002010 is an equidigital number, since it uses as much as digits as its factorization.

1020210002010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419839529 (or 419839517 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1020210002010 its reverse (102000120201), we get a palindrome (1122210122211).

The spelling of 1020210002010 in words is "one trillion, twenty billion, two hundred ten million, two thousand, ten".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 243 270 405 486 810 1215 2430 419839507 839679014 1259518521 2099197535 2519037042 3778555563 4198395070 6297592605 7557111126 11335666689 12595185210 18892777815 22671333378 34007000067 37785555630 56678333445 68014000134 102021000201 113356666890 170035000335 204042000402 340070000670 510105001005 1020210002010