102200023131 has 16 divisors (see below), whose sum is σ = 139602388128. Its totient is φ = 66465792000.

The previous prime is 102200023127. The next prime is 102200023147. The reversal of 102200023131 is 131320002201.

It is not a de Polignac number, because 102200023131 - 2² = 102200023127 is a prime.

It is a super-2 number, since 2×102200023131² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102200023131.

It is not an unprimeable number, because it can be changed into a prime (102200023031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1742475 + ... + 1800171.

It is an arithmetic number, because the mean of its divisors is an integer number (8725149258).

Almost surely, 2^102200023131 is an apocalyptic number.

102200023131 is a deficient number, since it is larger than the sum of its proper divisors (37402364997).

102200023131 is a wasteful number, since it uses less digits than its factorization.

102200023131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72142.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 102200023131 its reverse (131320002201), we get a palindrome (233520025332).

The spelling of 102200023131 in words is "one hundred two billion, two hundred million, twenty-three thousand, one hundred thirty-one".