1022012121112 has 16 divisors (see below), whose sum is σ = 1917472671360. Its totient is φ = 510686075424.

The previous prime is 1022012121079. The next prime is 1022012121127. The reversal of 1022012121112 is 2111212102201.

1022012121112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1022012121112² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39984568 + ... + 40010119.

It is an arithmetic number, because the mean of its divisors is an integer number (119842041960).

Almost surely, 2^{1022012121112} is an apocalyptic number.

It is an amenable number.

1022012121112 is a deficient number, since it is larger than the sum of its proper divisors (895460550248).

1022012121112 is a wasteful number, since it uses less digits than its factorization.

1022012121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79996290 (or 79996286 counting only the distinct ones).

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

Adding to 1022012121112 its reverse (2111212102201), we get a palindrome (3133224223313).

The spelling of 1022012121112 in words is "one trillion, twenty-two billion, twelve million, one hundred twenty-one thousand, one hundred twelve".