22001022101022 has 32 divisors (see below), whose sum is σ = 46067782078080. Its totient is φ = 6995478010080.

The previous prime is 22001022100979. The next prime is 22001022101041. The reversal of 22001022101022 is 22010122010022.

It is a junction number, because it is equal to n+sod(n) for n = 22001022100992 and 22001022101010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 761688304 + ... + 761717187.

It is an arithmetic number, because the mean of its divisors is an integer number (1439618189940).

Almost surely, 2^{22001022101022} is an apocalyptic number.

22001022101022 is an abundant number, since it is smaller than the sum of its proper divisors (24066759977058).

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

22001022101022 is a wasteful number, since it uses less digits than its factorization.

22001022101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523405608.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22001022101022 its reverse (22010122010022), we get a palindrome (44011144111044).

The spelling of 22001022101022 in words is "twenty-two trillion, one billion, twenty-two million, one hundred one thousand, twenty-two".