20022202202000 has 80 divisors (see below), whose sum is σ = 48418828643952. Its totient is φ = 8008029977600.

The previous prime is 20022202201913. The next prime is 20022202202021. The reversal of 20022202202000 is 20220222002.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 11849098831504 + 8173103370496 = 3442252^2 + 2858864^2 .

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

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, 18466934 + ... + 19521066.

Almost surely, 2^{20022202202000} is an apocalyptic number.

20022202202000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20022202202000 is an abundant number, since it is smaller than the sum of its proper divisors (28396626441952).

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

20022202202000 is a wasteful number, since it uses less digits than its factorization.

20022202202000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063653 (or 1063637 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 20022202202000 its reverse (20220222002), we get a palindrome (20042422424002).

The spelling of 20022202202000 in words is "twenty trillion, twenty-two billion, two hundred two million, two hundred two thousand".