20020666202202 has 32 divisors (see below), whose sum is σ = 41154708988800. Its totient is φ = 6488266131648.

The previous prime is 20020666202149. The next prime is 20020666202209. The reversal of 20020666202202 is 20220266602002.

It is a self number, because there is not a number n which added to its sum of digits gives 20020666202202.

It is not an unprimeable number, because it can be changed into a prime (20020666202209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33893377 + ... + 34479012.

It is an arithmetic number, because the mean of its divisors is an integer number (1286084655900).

Almost surely, 2^{20020666202202} is an apocalyptic number.

20020666202202 is an abundant number, since it is smaller than the sum of its proper divisors (21134042786598).

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

20020666202202 is a wasteful number, since it uses less digits than its factorization.

20020666202202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68373750.

The product of its (nonzero) digits is 13824, while the sum is 30.

The spelling of 20020666202202 in words is "twenty trillion, twenty billion, six hundred sixty-six million, two hundred two thousand, two hundred two".