22110021022120 has 64 divisors (see below), whose sum is σ = 50112467380800. Its totient is φ = 8779138368000.

The previous prime is 22110021022091. The next prime is 22110021022169. The reversal of 22110021022120 is 2122012001122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22110021022094 and 22110021022103.

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, 206098495 + ... + 206205745.

It is an arithmetic number, because the mean of its divisors is an integer number (783007302825).

Almost surely, 2^{22110021022120} is an apocalyptic number.

22110021022120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22110021022120 is an abundant number, since it is smaller than the sum of its proper divisors (28002446358680).

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

22110021022120 is a wasteful number, since it uses less digits than its factorization.

22110021022120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145018 (or 145014 counting only the distinct ones).

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

Adding to 22110021022120 its reverse (2122012001122), we get a palindrome (24232033023242).

The spelling of 22110021022120 in words is "twenty-two trillion, one hundred ten billion, twenty-one million, twenty-two thousand, one hundred twenty".