Search a number
-
+
10112120112020 = 2252691879576229
BaseRepresentation
bin1001001100100110100101…
…0100111100001110010100
31022210201011001000002010212
42103021221110330032110
52311134110222041040
633301235512104552
72062401522515333
oct223115124741624
938721131002125
1010112120112020
1132495871a9723
121173968695158
13584751965684
1426d601b15d1a
1512808d226d65
hex9326953c394

10112120112020 has 24 divisors (see below), whose sum is σ = 21314394448200. Its totient is φ = 4029811432832.

The previous prime is 10112120112013. The next prime is 10112120112047. The reversal of 10112120112020 is 2021102121101.

It can be written as a sum of positive squares in 4 ways, for example, as 352156791184 + 9759963320836 = 593428^2 + 3124094^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10112120111986 and 10112120112004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 939782735 + ... + 939793494.

It is an arithmetic number, because the mean of its divisors is an integer number (888099768675).

Almost surely, 210112120112020 is an apocalyptic number.

10112120112020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10112120112020 is an abundant number, since it is smaller than the sum of its proper divisors (11202274336180).

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

10112120112020 is a wasteful number, since it uses less digits than its factorization.

10112120112020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1879576507 (or 1879576505 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10112120112020 its reverse (2021102121101), we get a palindrome (12133222233121).

The spelling of 10112120112020 in words is "ten trillion, one hundred twelve billion, one hundred twenty million, one hundred twelve thousand, twenty".

Divisors: 1 2 4 5 10 20 269 538 1076 1345 2690 5380 1879576229 3759152458 7518304916 9397881145 18795762290 37591524580 505606005601 1011212011202 2022424022404 2528030028005 5056060056010 10112120112020