21133304232032 has 24 divisors (see below), whose sum is σ = 41608119300552. Its totient is φ = 10566162822400.

The previous prime is 21133304232023. The next prime is 21133304232041. The reversal of 21133304232032 is 23023240333112.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (21133304232023) and next prime (21133304232041).

It is a junction number, because it is equal to n+sod(n) for n = 21133304231986 and 21133304232004.

It is a congruent number.

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, 14588069 + ... + 15971172.

It is an arithmetic number, because the mean of its divisors is an integer number (1733671637523).

Almost surely, 2^{21133304232032} is an apocalyptic number.

It is an amenable number.

21133304232032 is a deficient number, since it is larger than the sum of its proper divisors (20474815068520).

21133304232032 is a wasteful number, since it uses less digits than its factorization.

21133304232032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30580862 (or 30580854 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 21133304232032 its reverse (23023240333112), we get a palindrome (44156544565144).

The spelling of 21133304232032 in words is "twenty-one trillion, one hundred thirty-three billion, three hundred four million, two hundred thirty-two thousand, thirty-two".