23432420102 has 64 divisors (see below), whose sum is σ = 45992862720. Its totient is φ = 8699543424.

The previous prime is 23432420083. The next prime is 23432420173. The reversal of 23432420102 is 20102423432.

It is a super-2 number, since 2×23432420102² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169049 + ... + 274667.

It is an arithmetic number, because the mean of its divisors is an integer number (718638480).

Almost surely, 2^23432420102 is an apocalyptic number.

23432420102 is a deficient number, since it is larger than the sum of its proper divisors (22560442618).

23432420102 is a wasteful number, since it uses less digits than its factorization.

23432420102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105717.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 23432420102 its reverse (20102423432), we get a palindrome (43534843534).

The spelling of 23432420102 in words is "twenty-three billion, four hundred thirty-two million, four hundred twenty thousand, one hundred two".