102020100202 has 16 divisors (see below), whose sum is σ = 162679269600. Its totient is φ = 47846840400.

The previous prime is 102020100179. The next prime is 102020100241. The reversal of 102020100202 is 202001020201.

It is a super-2 number, since 2×102020100202² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13286952 + ... + 13294627.

It is an arithmetic number, because the mean of its divisors is an integer number (10167454350).

Almost surely, 2^102020100202 is an apocalyptic number.

102020100202 is a deficient number, since it is larger than the sum of its proper divisors (60659169398).

102020100202 is a wasteful number, since it uses less digits than its factorization.

102020100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26581701.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 102020100202 its reverse (202001020201), we get a palindrome (304021120403).

The spelling of 102020100202 in words is "one hundred two billion, twenty million, one hundred thousand, two hundred two".