102002202020120 has 16 divisors (see below), whose sum is σ = 229504954545360. Its totient is φ = 40800880808032.

The previous prime is 102002202020093. The next prime is 102002202020153. The reversal of 102002202020120 is 21020202200201.

It is a junction number, because it is equal to n+sod(n) for n = 102002202020095 and 102002202020104.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1275027525212 + ... + 1275027525291.

It is an arithmetic number, because the mean of its divisors is an integer number (14344059659085).

Almost surely, 2^{102002202020120} is an apocalyptic number.

102002202020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102002202020120 is an abundant number, since it is smaller than the sum of its proper divisors (127502752525240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102002202020120 is a wasteful number, since it uses less digits than its factorization.

102002202020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2550055050514 (or 2550055050510 counting only the distinct ones).

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

Adding to 102002202020120 its reverse (21020202200201), we get a palindrome (123022404220321).

The spelling of 102002202020120 in words is "one hundred two trillion, two billion, two hundred two million, twenty thousand, one hundred twenty".