100211211011212 has 48 divisors (see below), whose sum is σ = 210978577815040. Its totient is φ = 40685791491072.

The previous prime is 100211211011113. The next prime is 100211211011291. The reversal of 100211211011212 is 212110112112001.

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, 11432428 + ... + 18196780.

Almost surely, 2^{100211211011212} is an apocalyptic number.

It is an amenable number.

100211211011212 is an abundant number, since it is smaller than the sum of its proper divisors (110767366803828).

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

100211211011212 is a wasteful number, since it uses less digits than its factorization.

100211211011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6792230 (or 6792228 counting only the distinct ones).

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

Adding to 100211211011212 its reverse (212110112112001), we get a palindrome (312321323123213).

The spelling of 100211211011212 in words is "one hundred trillion, two hundred eleven billion, two hundred eleven million, eleven thousand, two hundred twelve".