220001122202000 has 40 divisors (see below), whose sum is σ = 531962713489272. Its totient is φ = 88000448880000.

The previous prime is 220001122201999. The next prime is 220001122202011. The reversal of 220001122202000 is 202221100022.

It can be written as a sum of positive squares in 4 ways, for example, as 49047275397376 + 170953846804624 = 7003376^2 + 13074932^2 .

It is a tau number, because it is divible by the number of its divisors (40).

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, 55000278551 + ... + 55000282550.

Almost surely, 2^{220001122202000} is an apocalyptic number.

220001122202000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220001122202000 is an abundant number, since it is smaller than the sum of its proper divisors (311961591287272).

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

220001122202000 is a wasteful number, since it uses less digits than its factorization.

220001122202000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110000561124 (or 110000561108 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 220001122202000 its reverse (202221100022), we get a palindrome (220203343302022).

The spelling of 220001122202000 in words is "two hundred twenty trillion, one billion, one hundred twenty-two million, two hundred two thousand".