102202201203021 has 64 divisors (see below), whose sum is σ = 162951355445760. Its totient is φ = 63073278305280.

The previous prime is 102202201203019. The next prime is 102202201203079. The reversal of 102202201203021 is 120302102202201.

102202201203021 is a `hidden beast` number, since 1 + 0 + 2 + 20 + 220 + 120 + 302 + 1 = 666.

It is not a de Polignac number, because 102202201203021 - 2¹ = 102202201203019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102202201202985 and 102202201203003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102202201204021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1047029800 + ... + 1047127406.

It is an arithmetic number, because the mean of its divisors is an integer number (2546114928840).

Almost surely, 2^{102202201203021} is an apocalyptic number.

It is an amenable number.

102202201203021 is a deficient number, since it is larger than the sum of its proper divisors (60749154242739).

102202201203021 is a wasteful number, since it uses less digits than its factorization.

102202201203021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135091 (or 135085 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 102202201203021 its reverse (120302102202201), we get a palindrome (222504303405222).

The spelling of 102202201203021 in words is "one hundred two trillion, two hundred two billion, two hundred one million, two hundred three thousand, twenty-one".