10020031232 has 18 divisors (see below), whose sum is σ = 20000922228. Its totient is φ = 5010015488.

The previous prime is 10020031211. The next prime is 10020031237. The reversal of 10020031232 is 23213002001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (10020031237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19570118 + ... + 19570629.

It is an arithmetic number, because the mean of its divisors is an integer number (1111162346).

Almost surely, 2^10020031232 is an apocalyptic number.

It is an amenable number.

10020031232 is a deficient number, since it is larger than the sum of its proper divisors (9980890996).

10020031232 is an frugal number, since it uses more digits than its factorization.

10020031232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39140763 (or 39140749 counting only the distinct ones).

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

Adding to 10020031232 its reverse (23213002001), we get a palindrome (33233033233).

The spelling of 10020031232 in words is "ten billion, twenty million, thirty-one thousand, two hundred thirty-two".