222200111002000 has 80 divisors (see below), whose sum is σ = 537538061973744. Its totient is φ = 88837332480000.

The previous prime is 222200111001997. The next prime is 222200111002021. The reversal of 222200111002000 is 200111002222.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 62684019320976 + 159516091681024 = 7917324^2 + 12629968^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×222200111002000² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22531911 + ... + 30855910.

Almost surely, 2^{222200111002000} is an apocalyptic number.

222200111002000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222200111002000 is an abundant number, since it is smaller than the sum of its proper divisors (315337950971744).

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

222200111002000 is a wasteful number, since it uses less digits than its factorization.

222200111002000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53389925 (or 53389909 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 222200111002000 its reverse (200111002222), we get a palindrome (222400222004222).

The spelling of 222200111002000 in words is "two hundred twenty-two trillion, two hundred billion, one hundred eleven million, two thousand".