102313000122131 has 4 divisors (see below), whose sum is σ = 102752111710872. Its totient is φ = 101873888533392.

The previous prime is 102313000122121. The next prime is 102313000122199. The reversal of 102313000122131 is 131221000313201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102313000122131 - 2³⁴ = 102295820252947 is a prime.

It is a super-2 number, since 2×102313000122131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102313000122121) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 219555794021 + ... + 219555794486.

It is an arithmetic number, because the mean of its divisors is an integer number (25688027927718).

Almost surely, 2^{102313000122131} is an apocalyptic number.

102313000122131 is a deficient number, since it is larger than the sum of its proper divisors (439111588741).

102313000122131 is an equidigital number, since it uses as much as digits as its factorization.

102313000122131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439111588740.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 102313000122131 its reverse (131221000313201), we get a palindrome (233534000435332).

The spelling of 102313000122131 in words is "one hundred two trillion, three hundred thirteen billion, one hundred twenty-two thousand, one hundred thirty-one".