23100434430131 has 4 divisors (see below), whose sum is σ = 23100444770664. Its totient is φ = 23100424089600.

The previous prime is 23100434430127. The next prime is 23100434430137. The reversal of 23100434430131 is 13103443400132.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 23100434430131 - 2² = 23100434430127 is a prime.

It is a super-2 number, since 2×23100434430131² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23100434430094 and 23100434430103.

It is not an unprimeable number, because it can be changed into a prime (23100434430137) 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, 273230 + ... + 6802611.

It is an arithmetic number, because the mean of its divisors is an integer number (5775111192666).

Almost surely, 2^{23100434430131} is an apocalyptic number.

23100434430131 is a deficient number, since it is larger than the sum of its proper divisors (10340533).

23100434430131 is an equidigital number, since it uses as much as digits as its factorization.

23100434430131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10340532.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 23100434430131 its reverse (13103443400132), we get a palindrome (36203877830263).

The spelling of 23100434430131 in words is "twenty-three trillion, one hundred billion, four hundred thirty-four million, four hundred thirty thousand, one hundred thirty-one".