22000021011120 has 80 divisors (see below), whose sum is σ = 69863481388512. Its totient is φ = 5723582699520.

The previous prime is 22000021011113. The next prime is 22000021011151. The reversal of 22000021011120 is 2111012000022.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 22000021011096 and 22000021011105.

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, 1117877407 + ... + 1117897086.

Almost surely, 2^{22000021011120} is an apocalyptic number.

22000021011120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22000021011120 is an abundant number, since it is smaller than the sum of its proper divisors (47863460377392).

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

22000021011120 is a wasteful number, since it uses less digits than its factorization.

22000021011120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2235774550 (or 2235774544 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22000021011120 its reverse (2111012000022), we get a palindrome (24111033011142).

The spelling of 22000021011120 in words is "twenty-two trillion, twenty-one million, eleven thousand, one hundred twenty".