200131021203102 has 24 divisors (see below), whose sum is σ = 473036959207800. Its totient is φ = 60645764000880.

The previous prime is 200131021203089. The next prime is 200131021203193. The reversal of 200131021203102 is 201302120131002.

200131021203102 is a `hidden beast` number, since 2 + 0 + 0 + 1 + 310 + 21 + 20 + 310 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 505381366477 + ... + 505381366872.

It is an arithmetic number, because the mean of its divisors is an integer number (19709873300325).

Almost surely, 2^{200131021203102} is an apocalyptic number.

200131021203102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

200131021203102 is an abundant number, since it is smaller than the sum of its proper divisors (272905938004698).

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

200131021203102 is a wasteful number, since it uses less digits than its factorization.

200131021203102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010762733368 (or 1010762733365 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 200131021203102 its reverse (201302120131002), we get a palindrome (401433141334104).

The spelling of 200131021203102 in words is "two hundred trillion, one hundred thirty-one billion, twenty-one million, two hundred three thousand, one hundred two".