102202020209973 has 16 divisors (see below), whose sum is σ = 137590340515776. Its totient is φ = 67477254942720.

The previous prime is 102202020209969. The next prime is 102202020209983. The reversal of 102202020209973 is 379902020202201.

It is not a de Polignac number, because 102202020209973 - 2² = 102202020209969 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102202020209953) 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, 382981483 + ... + 383248248.

It is an arithmetic number, because the mean of its divisors is an integer number (8599396282236).

Almost surely, 2^{102202020209973} is an apocalyptic number.

It is an amenable number.

102202020209973 is a deficient number, since it is larger than the sum of its proper divisors (35388320305803).

102202020209973 is a wasteful number, since it uses less digits than its factorization.

102202020209973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766230164.

The product of its (nonzero) digits is 54432, while the sum is 39.

The spelling of 102202020209973 in words is "one hundred two trillion, two hundred two billion, twenty million, two hundred nine thousand, nine hundred seventy-three".