1021112120022 has 16 divisors (see below), whose sum is σ = 2044228397760. Its totient is φ = 340036680392.

The previous prime is 1021112120003. The next prime is 1021112120033. The reversal of 1021112120022 is 2200212111201.

It is a junction number, because it is equal to n+sod(n) for n = 1021112119983 and 1021112120010.

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, 83499948 + ... + 83512175.

It is an arithmetic number, because the mean of its divisors is an integer number (127764274860).

Almost surely, 2^{1021112120022} is an apocalyptic number.

1021112120022 is an abundant number, since it is smaller than the sum of its proper divisors (1023116277738).

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

1021112120022 is a wasteful number, since it uses less digits than its factorization.

1021112120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167013147.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1021112120022 its reverse (2200212111201), we get a palindrome (3221324231223).

The spelling of 1021112120022 in words is "one trillion, twenty-one billion, one hundred twelve million, one hundred twenty thousand, twenty-two".