222210111000120 has 128 divisors (see below), whose sum is σ = 677570709752640. Its totient is φ = 58283586109440.

The previous prime is 222210111000113. The next prime is 222210111000127. The reversal of 222210111000120 is 21000111012222.

It is an interprime number because it is at equal distance from previous prime (222210111000113) and next prime (222210111000127).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 222210111000120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222210111000127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 468484522 + ... + 468958598.

Almost surely, 2^{222210111000120} is an apocalyptic number.

222210111000120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222210111000120 is an abundant number, since it is smaller than the sum of its proper divisors (455360598752520).

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

222210111000120 is a wasteful number, since it uses less digits than its factorization.

222210111000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538185 (or 538181 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 222210111000120 its reverse (21000111012222), we get a palindrome (243210222012342).

The spelling of 222210111000120 in words is "two hundred twenty-two trillion, two hundred ten billion, one hundred eleven million, one hundred twenty", and thus it is an aban number.