222100101020120 has 32 divisors (see below), whose sum is σ = 499783059947520. Its totient is φ = 88829759047680.

The previous prime is 222100101019999. The next prime is 222100101020177. The reversal of 222100101020120 is 21020101001222.

It is a super-4 number, since 4×222100101020120⁴ (a number of 58 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222100101020095 and 222100101020104.

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, 320942552 + ... + 321633831.

It is an arithmetic number, because the mean of its divisors is an integer number (15618220623360).

Almost surely, 2^{222100101020120} is an apocalyptic number.

222100101020120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222100101020120 is an abundant number, since it is smaller than the sum of its proper divisors (277682958927400).

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

222100101020120 is a wasteful number, since it uses less digits than its factorization.

222100101020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642585035 (or 642585031 counting only the distinct ones).

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

Adding to 222100101020120 its reverse (21020101001222), we get a palindrome (243120202021342).

The spelling of 222100101020120 in words is "two hundred twenty-two trillion, one hundred billion, one hundred one million, twenty thousand, one hundred twenty".