100012212100012 has 6 divisors (see below), whose sum is σ = 175021371175028. Its totient is φ = 50006106050004.

The previous prime is 100012212099971. The next prime is 100012212100033. The reversal of 100012212100012 is 210001212210001.

It is a junction number, because it is equal to n+sod(n) for n = 100012212099965 and 100012212100001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12501526512498 + ... + 12501526512505.

Almost surely, 2^{100012212100012} is an apocalyptic number.

It is an amenable number.

100012212100012 is a deficient number, since it is larger than the sum of its proper divisors (75009159075016).

100012212100012 is a wasteful number, since it uses less digits than its factorization.

100012212100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25003053025007 (or 25003053025005 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100012212100012 its reverse (210001212210001), we get a palindrome (310013424310013).

The spelling of 100012212100012 in words is "one hundred trillion, twelve billion, two hundred twelve million, one hundred thousand, twelve".