121101022210112 has 56 divisors (see below), whose sum is σ = 277471156658304. Its totient is φ = 51365382008832.

The previous prime is 121101022209983. The next prime is 121101022210187. The reversal of 121101022210112 is 211012220101121.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1393331708 + ... + 1393418619.

It is an arithmetic number, because the mean of its divisors is an integer number (4954842083184).

Almost surely, 2^{121101022210112} is an apocalyptic number.

It is an amenable number.

121101022210112 is an abundant number, since it is smaller than the sum of its proper divisors (156370134448192).

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

121101022210112 is an equidigital number, since it uses as much as digits as its factorization.

121101022210112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2786750443 (or 2786750433 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121101022210112 its reverse (211012220101121), we get a palindrome (332113242311233).

The spelling of 121101022210112 in words is "one hundred twenty-one trillion, one hundred one billion, twenty-two million, two hundred ten thousand, one hundred twelve".