22022101012120 has 64 divisors (see below), whose sum is σ = 54055608228000. Its totient is φ = 8007835207680.

The previous prime is 22022101012111. The next prime is 22022101012187. The reversal of 22022101012120 is 2121010122022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22022101012094 and 22022101012103.

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, 17464656 + ... + 18683104.

Almost surely, 2^{22022101012120} is an apocalyptic number.

22022101012120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22022101012120 is an abundant number, since it is smaller than the sum of its proper divisors (32033507215880).

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

22022101012120 is a wasteful number, since it uses less digits than its factorization.

22022101012120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259548 (or 1259544 counting only the distinct ones).

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

Adding to 22022101012120 its reverse (2121010122022), we get a palindrome (24143111134142).

The spelling of 22022101012120 in words is "twenty-two trillion, twenty-two billion, one hundred one million, twelve thousand, one hundred twenty".