100321121132 has 12 divisors (see below), whose sum is σ = 176122865016. Its totient is φ = 50000302560.

The previous prime is 100321121129. The next prime is 100321121143. The reversal of 100321121132 is 231121123001.

It is a super-2 number, since 2×100321121132² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100321121132.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40063094 + ... + 40065597.

It is an arithmetic number, because the mean of its divisors is an integer number (14676905418).

Almost surely, 2^100321121132 is an apocalyptic number.

It is an amenable number.

100321121132 is a deficient number, since it is larger than the sum of its proper divisors (75801743884).

100321121132 is a wasteful number, since it uses less digits than its factorization.

100321121132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80129008 (or 80129006 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 100321121132 its reverse (231121123001), we get a palindrome (331442244133).

The spelling of 100321121132 in words is "one hundred billion, three hundred twenty-one million, one hundred twenty-one thousand, one hundred thirty-two".