21113010032 has 10 divisors (see below), whose sum is σ = 40906456968. Its totient is φ = 10556505008.

The previous prime is 21113010031. The next prime is 21113010043. The reversal of 21113010032 is 23001031112.

It is a super-2 number, since 2×21113010032² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21113009989 and 21113010016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21113010031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 659781548 + ... + 659781579.

Almost surely, 2^21113010032 is an apocalyptic number.

It is an amenable number.

21113010032 is a deficient number, since it is larger than the sum of its proper divisors (19793446936).

21113010032 is a wasteful number, since it uses less digits than its factorization.

21113010032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319563135 (or 1319563129 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 21113010032 its reverse (23001031112), we get a palindrome (44114041144).

The spelling of 21113010032 in words is "twenty-one billion, one hundred thirteen million, ten thousand, thirty-two".