12260421032 has 16 divisors (see below), whose sum is σ = 23987780640. Its totient is φ = 5863679536.

The previous prime is 12260421001. The next prime is 12260421059. The reversal of 12260421032 is 23012406221.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 12260420989 and 12260421007.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33316178 + ... + 33316545.

It is an arithmetic number, because the mean of its divisors is an integer number (1499236290).

Almost surely, 2^12260421032 is an apocalyptic number.

It is an amenable number.

12260421032 is a deficient number, since it is larger than the sum of its proper divisors (11727359608).

12260421032 is a wasteful number, since it uses less digits than its factorization.

12260421032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66632752 (or 66632748 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12260421032 its reverse (23012406221), we get a palindrome (35272827253).

The spelling of 12260421032 in words is "twelve billion, two hundred sixty million, four hundred twenty-one thousand, thirty-two".