11122022121942 has 64 divisors (see below), whose sum is σ = 22512626611200. Its totient is φ = 3662855683200.

The previous prime is 11122022121937. The next prime is 11122022121943. The reversal of 11122022121942 is 24912122022111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122022121943) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 635208684 + ... + 635226192.

It is an arithmetic number, because the mean of its divisors is an integer number (351759790800).

Almost surely, 2^{11122022121942} is an apocalyptic number.

11122022121942 is an abundant number, since it is smaller than the sum of its proper divisors (11390604489258).

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

11122022121942 is a wasteful number, since it uses less digits than its factorization.

11122022121942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21421.

The product of its (nonzero) digits is 2304, while the sum is 30.

The spelling of 11122022121942 in words is "eleven trillion, one hundred twenty-two billion, twenty-two million, one hundred twenty-one thousand, nine hundred forty-two".