22100121021022 has 16 divisors (see below), whose sum is σ = 36217252198512. Its totient is φ = 10030671277120.

The previous prime is 22100121021001. The next prime is 22100121021037. The reversal of 22100121021022 is 22012012100122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22100121020987 and 22100121021005.

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, 741898663 + ... + 741928450.

It is an arithmetic number, because the mean of its divisors is an integer number (2263578262407).

Almost surely, 2^{22100121021022} is an apocalyptic number.

22100121021022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22100121021022 is a deficient number, since it is larger than the sum of its proper divisors (14117131177490).

22100121021022 is a wasteful number, since it uses less digits than its factorization.

22100121021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483827803.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22100121021022 its reverse (22012012100122), we get a palindrome (44112133121144).

The spelling of 22100121021022 in words is "twenty-two trillion, one hundred billion, one hundred twenty-one million, twenty-one thousand, twenty-two".