222010110121200 has 120 divisors (see below), whose sum is σ = 711180380189808. Its totient is φ = 59202030551040.

The previous prime is 222010110121109. The next prime is 222010110121229. The reversal of 222010110121200 is 2121011010222.

It is a tau number, because it is divible by the number of its divisors (120).

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 222010110121200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110766352 + ... + 112752848.

Almost surely, 2^{222010110121200} is an apocalyptic number.

222010110121200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222010110121200 is an abundant number, since it is smaller than the sum of its proper divisors (489170270068608).

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

222010110121200 is a wasteful number, since it uses less digits than its factorization.

222010110121200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2079651 (or 2079640 counting only the distinct ones).

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

Adding to 222010110121200 its reverse (2121011010222), we get a palindrome (224131121131422).

The spelling of 222010110121200 in words is "two hundred twenty-two trillion, ten billion, one hundred ten million, one hundred twenty-one thousand, two hundred".