102202020020201 has 4 divisors (see below), whose sum is σ = 102202406298192. Its totient is φ = 102201633742212.

The previous prime is 102202020020171. The next prime is 102202020020207. The reversal of 102202020020201 is 102020020202201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102202020020201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102202020020207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192741851 + ... + 193271376.

It is an arithmetic number, because the mean of its divisors is an integer number (25550601574548).

Almost surely, 2^{102202020020201} is an apocalyptic number.

It is an amenable number.

102202020020201 is a deficient number, since it is larger than the sum of its proper divisors (386277991).

102202020020201 is an equidigital number, since it uses as much as digits as its factorization.

102202020020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386277990.

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

Adding to 102202020020201 its reverse (102020020202201), we get a palindrome (204222040222402).

The spelling of 102202020020201 in words is "one hundred two trillion, two hundred two billion, twenty million, twenty thousand, two hundred one".