100356001212 has 12 divisors (see below), whose sum is σ = 234164002856. Its totient is φ = 33452000400.

The previous prime is 100356001183. The next prime is 100356001217. The reversal of 100356001212 is 212100653001.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100356001217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4181500039 + ... + 4181500062.

Almost surely, 2^100356001212 is an apocalyptic number.

100356001212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100356001212 is an abundant number, since it is smaller than the sum of its proper divisors (133808001644).

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

100356001212 is a wasteful number, since it uses less digits than its factorization.

100356001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8363000108 (or 8363000106 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 100356001212 its reverse (212100653001), we get a palindrome (312456654213).

The spelling of 100356001212 in words is "one hundred billion, three hundred fifty-six million, one thousand, two hundred twelve".