121102010112112 has 20 divisors (see below), whose sum is σ = 234643943467080. Its totient is φ = 60548734378688.

The previous prime is 121102010112079. The next prime is 121102010112199. The reversal of 121102010112112 is 211211010201121.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141477298 + ... + 142330705.

It is an arithmetic number, because the mean of its divisors is an integer number (11732197173354).

Almost surely, 2^{121102010112112} is an apocalyptic number.

It is an amenable number.

121102010112112 is a deficient number, since it is larger than the sum of its proper divisors (113541933354968).

121102010112112 is a wasteful number, since it uses less digits than its factorization.

121102010112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283834680 (or 283834674 counting only the distinct ones).

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

Adding to 121102010112112 its reverse (211211010201121), we get a palindrome (332313020313233).

The spelling of 121102010112112 in words is "one hundred twenty-one trillion, one hundred two billion, ten million, one hundred twelve thousand, one hundred twelve".