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23120301210 = 235770676707
BaseRepresentation
bin10101100010000100…
…111100110010011010
32012200021220222211020
4111202010330302122
5334322244114320
614342112143310
71445641213656
oct254204746232
965607828736
1023120301210
119894897556
124592b37b36
132245c90206
141194885a66
15904b74940
hex56213cc9a

23120301210 has 16 divisors (see below), whose sum is σ = 55488722976. Its totient is φ = 6165413648.

The previous prime is 23120301209. The next prime is 23120301227. The reversal of 23120301210 is 1210302132.

It is a super-2 number, since 2×231203012102 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 23120301210.

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, 385338324 + ... + 385338383.

It is an arithmetic number, because the mean of its divisors is an integer number (3468045186).

Almost surely, 223120301210 is an apocalyptic number.

23120301210 is an abundant number, since it is smaller than the sum of its proper divisors (32368421766).

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

23120301210 is a wasteful number, since it uses less digits than its factorization.

23120301210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770676717.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 23120301210 its reverse (1210302132), we get a palindrome (24330603342).

The spelling of 23120301210 in words is "twenty-three billion, one hundred twenty million, three hundred one thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 770676707 1541353414 2312030121 3853383535 4624060242 7706767070 11560150605 23120301210