22101002221022 has 16 divisors (see below), whose sum is σ = 33184959413760. Its totient is φ = 11039354711448.

The previous prime is 22101002221021. The next prime is 22101002221049. The reversal of 22101002221022 is 22012220010122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101002221021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6459443 + ... + 9269649.

It is an arithmetic number, because the mean of its divisors is an integer number (2074059963360).

Almost surely, 2^{22101002221022} is an apocalyptic number.

22101002221022 is a deficient number, since it is larger than the sum of its proper divisors (11083957192738).

22101002221022 is a wasteful number, since it uses less digits than its factorization.

22101002221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2814175.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22101002221022 its reverse (22012220010122), we get a palindrome (44113222231144).

The spelling of 22101002221022 in words is "twenty-two trillion, one hundred one billion, two million, two hundred twenty-one thousand, twenty-two".