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123033114220 = 22529448147339
BaseRepresentation
bin111001010010101011…
…0000101011001101100
3102202120101111210000011
41302211112011121230
54003432434123340
6132304242343004
711613606134002
oct1624526053154
9382511453004
10123033114220
11481a5a92795
121ba1765aa64
13b7a96c4203
145d520cca72
1533013db0ea
hex1ca558566c

123033114220 has 48 divisors (see below), whose sum is σ = 267344128800. Its totient is φ = 47504629760.

The previous prime is 123033114199. The next prime is 123033114257. The reversal of 123033114220 is 22411330321.

It is a junction number, because it is equal to n+sod(n) for n = 123033114191 and 123033114200.

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, 2575311 + ... + 2622649.

It is an arithmetic number, because the mean of its divisors is an integer number (5569669350).

Almost surely, 2123033114220 is an apocalyptic number.

123033114220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123033114220 is an abundant number, since it is smaller than the sum of its proper divisors (144311014580).

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

123033114220 is a wasteful number, since it uses less digits than its factorization.

123033114220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51858 (or 51856 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 123033114220 its reverse (22411330321), we get a palindrome (145444444541).

The spelling of 123033114220 in words is "one hundred twenty-three billion, thirty-three million, one hundred fourteen thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 4481 8962 17924 22405 44810 47339 89620 94678 129949 189356 236695 259898 473390 519796 649745 946780 1299490 1372831 2598980 2745662 5491324 6864155 13728310 27456620 212126059 424252118 848504236 1060630295 2121260590 4242521180 6151655711 12303311422 24606622844 30758278555 61516557110 123033114220