100565132412 has 48 divisors (see below), whose sum is σ = 239388700320. Its totient is φ = 32851703808.

The previous prime is 100565132377. The next prime is 100565132431. The reversal of 100565132412 is 214231565001.

It is a super-2 number, since 2×100565132412² (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 100565132412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295963 + ... + 537330.

It is an arithmetic number, because the mean of its divisors is an integer number (4987264590).

Almost surely, 2^100565132412 is an apocalyptic number.

100565132412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100565132412 is an abundant number, since it is smaller than the sum of its proper divisors (138823567908).

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

100565132412 is a wasteful number, since it uses less digits than its factorization.

100565132412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833502 (or 833500 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 100565132412 its reverse (214231565001), we get a palindrome (314796697413).

The spelling of 100565132412 in words is "one hundred billion, five hundred sixty-five million, one hundred thirty-two thousand, four hundred twelve".