1012112221022 has 16 divisors (see below), whose sum is σ = 1744742540160. Its totient is φ = 431339125848.

The previous prime is 1012112220989. The next prime is 1012112221031. The reversal of 1012112221022 is 2201222112101.

It is a super-2 number, since 2×1012112221022² (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 7 ways as a sum of consecutive naturals, for example, 201935288 + ... + 201940299.

It is an arithmetic number, because the mean of its divisors is an integer number (109046408760).

Almost surely, 2^{1012112221022} is an apocalyptic number.

1012112221022 is a deficient number, since it is larger than the sum of its proper divisors (732630319138).

1012112221022 is a wasteful number, since it uses less digits than its factorization.

1012112221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403875775.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1012112221022 its reverse (2201222112101), we get a palindrome (3213334333123).

The spelling of 1012112221022 in words is "one trillion, twelve billion, one hundred twelve million, two hundred twenty-one thousand, twenty-two".