102002102020202 has 32 divisors (see below), whose sum is σ = 154544440707072. Its totient is φ = 50487983429184.

The previous prime is 102002102020183. The next prime is 102002102020213. The reversal of 102002102020202 is 202020201200201.

It is a super-2 number, since 2×102002102020202² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5137858508 + ... + 5137878360.

It is an arithmetic number, because the mean of its divisors is an integer number (4829513772096).

Almost surely, 2^{102002102020202} is an apocalyptic number.

102002102020202 is a deficient number, since it is larger than the sum of its proper divisors (52542338686870).

102002102020202 is a wasteful number, since it uses less digits than its factorization.

102002102020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36062.

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

Adding to 102002102020202 its reverse (202020201200201), we get a palindrome (304022303220403).

The spelling of 102002102020202 in words is "one hundred two trillion, two billion, one hundred two million, twenty thousand, two hundred two".