100312001332 has 12 divisors (see below), whose sum is σ = 177284082276. Its totient is φ = 49659406400.

The previous prime is 100312001297. The next prime is 100312001381. The reversal of 100312001332 is 233100213001.

It can be written as a sum of positive squares in 2 ways, for example, as 76987381156 + 23324620176 = 277466^2 + 152724^2 .

It is a super-2 number, since 2×100312001332² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 124148113 + ... + 124148920.

It is an arithmetic number, because the mean of its divisors is an integer number (14773673523).

Almost surely, 2^100312001332 is an apocalyptic number.

It is an amenable number.

100312001332 is a deficient number, since it is larger than the sum of its proper divisors (76972080944).

100312001332 is a wasteful number, since it uses less digits than its factorization.

100312001332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248297138 (or 248297136 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 100312001332 its reverse (233100213001), we get a palindrome (333412214333).

The spelling of 100312001332 in words is "one hundred billion, three hundred twelve million, one thousand, three hundred thirty-two".