32002131020 has 48 divisors (see below), whose sum is σ = 69046483968. Its totient is φ = 12450251520.

The previous prime is 32002131001. The next prime is 32002131037. The reversal of 32002131020 is 2013120023.

32002131020 = 10250² + 10251² + ... + 10545².

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 32002130986 and 32002131004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2519285 + ... + 2531955.

It is an arithmetic number, because the mean of its divisors is an integer number (1438468416).

Almost surely, 2^32002131020 is an apocalyptic number.

It is an amenable number.

32002131020 is an abundant number, since it is smaller than the sum of its proper divisors (37044352948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32002131020 is a wasteful number, since it uses less digits than its factorization.

32002131020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16130 (or 16128 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 32002131020 its reverse (2013120023), we get a palindrome (34015251043).

The spelling of 32002131020 in words is "thirty-two billion, two million, one hundred thirty-one thousand, twenty".