32113344021 has 16 divisors (see below), whose sum is σ = 46919792640. Its totient is φ = 19375351920.

The previous prime is 32113344007. The next prime is 32113344037. The reversal of 32113344021 is 12044331123.

It is a happy number.

It is not a de Polignac number, because 32113344021 - 2⁵ = 32113343989 is a prime.

It is a super-2 number, since 2×32113344021² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32113343982 and 32113344000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32113344041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2174551 + ... + 2189268.

It is an arithmetic number, because the mean of its divisors is an integer number (2932487040).

Almost surely, 2^32113344021 is an apocalyptic number.

It is an amenable number.

32113344021 is a deficient number, since it is larger than the sum of its proper divisors (14806448619).

32113344021 is a wasteful number, since it uses less digits than its factorization.

32113344021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4364056.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 32113344021 its reverse (12044331123), we get a palindrome (44157675144).

The spelling of 32113344021 in words is "thirty-two billion, one hundred thirteen million, three hundred forty-four thousand, twenty-one".