101122211212112 has 40 divisors (see below), whose sum is σ = 197783495822880. Its totient is φ = 50081598760320.

The previous prime is 101122211212073. The next prime is 101122211212153. The reversal of 101122211212112 is 211212112221101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3465314 + ... + 14637377.

It is an arithmetic number, because the mean of its divisors is an integer number (4944587395572).

Almost surely, 2^{101122211212112} is an apocalyptic number.

It is an amenable number.

101122211212112 is a deficient number, since it is larger than the sum of its proper divisors (96661284610768).

101122211212112 is a wasteful number, since it uses less digits than its factorization.

101122211212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18106011 (or 18106005 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 101122211212112 its reverse (211212112221101), we get a palindrome (312334323433213).

The spelling of 101122211212112 in words is "one hundred one trillion, one hundred twenty-two billion, two hundred eleven million, two hundred twelve thousand, one hundred twelve".