1022121102112 has 48 divisors (see below), whose sum is σ = 2216972467584. Its totient is φ = 460000480000.

The previous prime is 1022121102103. The next prime is 1022121102193. The reversal of 1022121102112 is 2112011212201.

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

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, 14339464 + ... + 14410567.

It is an arithmetic number, because the mean of its divisors is an integer number (46186926408).

Almost surely, 2^{1022121102112} is an apocalyptic number.

It is an amenable number.

1022121102112 is an abundant number, since it is smaller than the sum of its proper divisors (1194851365472).

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

1022121102112 is a wasteful number, since it uses less digits than its factorization.

1022121102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28750153 (or 28750145 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1022121102112 its reverse (2112011212201), we get a palindrome (3134132314313).

The spelling of 1022121102112 in words is "one trillion, twenty-two billion, one hundred twenty-one million, one hundred two thousand, one hundred twelve".