221110120022 has 16 divisors (see below), whose sum is σ = 380859537600. Its totient is φ = 95214884040.

The previous prime is 221110120001. The next prime is 221110120039. The reversal of 221110120022 is 220021011122.

It is a super-2 number, since 2×221110120022² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221110119979 and 221110120006.

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, 264485372 + ... + 264486207.

It is an arithmetic number, because the mean of its divisors is an integer number (23803721100).

Almost surely, 2^221110120022 is an apocalyptic number.

221110120022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221110120022 is a deficient number, since it is larger than the sum of its proper divisors (159749417578).

221110120022 is a wasteful number, since it uses less digits than its factorization.

221110120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528971611.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221110120022 its reverse (220021011122), we get a palindrome (441131131144).

The spelling of 221110120022 in words is "two hundred twenty-one billion, one hundred ten million, one hundred twenty thousand, twenty-two".