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2313233110220 = 2255314657148891
BaseRepresentation
bin100001101010010111011…
…100000001010011001100
322012010212012012112021112
4201222113130001103030
5300400000134011340
64530403513351152
7326061034003604
oct41522734012314
98163765175245
102313233110220
1181204486a70a
123143a11084b8
1313a1a1b427c6
147dd652bbc04
154028c2d8065
hex21a977014cc

2313233110220 has 48 divisors (see below), whose sum is σ = 4949816866848. Its totient is φ = 907766845440.

The previous prime is 2313233110207. The next prime is 2313233110259. The reversal of 2313233110220 is 220113323132.

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, 15461975 + ... + 15610865.

It is an arithmetic number, because the mean of its divisors is an integer number (103121184726).

Almost surely, 22313233110220 is an apocalyptic number.

2313233110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2313233110220 is an abundant number, since it is smaller than the sum of its proper divisors (2636583756628).

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

2313233110220 is a wasteful number, since it uses less digits than its factorization.

2313233110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163610 (or 163608 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 2313233110220 its reverse (220113323132), we get a palindrome (2533346433352).

The spelling of 2313233110220 in words is "two trillion, three hundred thirteen billion, two hundred thirty-three million, one hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 53 106 212 265 530 1060 14657 29314 58628 73285 146570 148891 293140 297782 595564 744455 776821 1488910 1553642 2977820 3107284 3884105 7768210 7891223 15536420 15782446 31564892 39456115 78912230 157824460 2182295387 4364590774 8729181548 10911476935 21822953870 43645907740 115661655511 231323311022 462646622044 578308277555 1156616555110 2313233110220