100100020032032 has 48 divisors (see below), whose sum is σ = 201295043066880. Its totient is φ = 48977788028928.

The previous prime is 100100020031971. The next prime is 100100020032037. The reversal of 100100020032032 is 230230020001001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100100020031998 and 100100020032016.

It is not an unprimeable number, because it can be changed into a prime (100100020032037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5085233 + ... + 15035279.

It is an arithmetic number, because the mean of its divisors is an integer number (4193646730560).

Almost surely, 2^{100100020032032} is an apocalyptic number.

It is an amenable number.

100100020032032 is an abundant number, since it is smaller than the sum of its proper divisors (101195023034848).

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

100100020032032 is an equidigital number, since it uses as much as digits as its factorization.

100100020032032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9956793 (or 9956785 counting only the distinct ones).

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

Adding to 100100020032032 its reverse (230230020001001), we get a palindrome (330330040033033).

The spelling of 100100020032032 in words is "one hundred trillion, one hundred billion, twenty million, thirty-two thousand, thirty-two".