102131101023 has 8 divisors (see below), whose sum is σ = 155628344448. Its totient is φ = 58360629144.

The previous prime is 102131101021. The next prime is 102131101027. The reversal of 102131101023 is 320101131201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102131101023 - 2¹ = 102131101021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102131100993 and 102131101011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102131101021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2431692861 + ... + 2431692902.

It is an arithmetic number, because the mean of its divisors is an integer number (19453543056).

Almost surely, 2^102131101023 is an apocalyptic number.

102131101023 is a deficient number, since it is larger than the sum of its proper divisors (53497243425).

102131101023 is an equidigital number, since it uses as much as digits as its factorization.

102131101023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4863385773.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 102131101023 its reverse (320101131201), we get a palindrome (422232232224).

The spelling of 102131101023 in words is "one hundred two billion, one hundred thirty-one million, one hundred one thousand, twenty-three".