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23100212029 = 71325355099
BaseRepresentation
bin10101100000111000…
…010100001100111101
32012121220010100122111
4111200320110030331
5334302123241104
614340113414021
71445305363636
oct254070241475
965556110574
1023100212029
119884516224
12458826a311
132241a7831b
141191d3688d
15903007404
hex560e1433d

23100212029 has 4 divisors (see below), whose sum is σ = 23425567200. Its totient is φ = 22774856860.

The previous prime is 23100212011. The next prime is 23100212063. The reversal of 23100212029 is 92021200132.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23100212029 - 25 = 23100211997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23100212089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162677479 + ... + 162677620.

It is an arithmetic number, because the mean of its divisors is an integer number (5856391800).

Almost surely, 223100212029 is an apocalyptic number.

It is an amenable number.

23100212029 is a deficient number, since it is larger than the sum of its proper divisors (325355171).

23100212029 is an equidigital number, since it uses as much as digits as its factorization.

23100212029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325355170.

The product of its (nonzero) digits is 432, while the sum is 22.

The spelling of 23100212029 in words is "twenty-three billion, one hundred million, two hundred twelve thousand, twenty-nine".

Divisors: 1 71 325355099 23100212029