222100111002000 has 1280 divisors, whose sum is σ = 914310936354816. Its totient is φ = 45048545280000.

The previous prime is 222100111001959. The next prime is 222100111002013. The reversal of 222100111002000 is 200111001222.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 3271388055 + ... + 3271455945.

Almost surely, 2^{222100111002000} is an apocalyptic number.

222100111002000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222100111002000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (457155468177408).

222100111002000 is an abundant number, since it is smaller than the sum of its proper divisors (692210825352816).

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

222100111002000 is a wasteful number, since it uses less digits than its factorization.

222100111002000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68105 (or 68089 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 222100111002000 its reverse (200111001222), we get a palindrome (222300222003222).

The spelling of 222100111002000 in words is "two hundred twenty-two trillion, one hundred billion, one hundred eleven million, two thousand".