101323002131 has 4 divisors (see below), whose sum is σ = 109117079232. Its totient is φ = 93528925032.

The previous prime is 101323002107. The next prime is 101323002133. The reversal of 101323002131 is 131200323101.

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 101323002131 - 2¹⁰ = 101323001107 is a prime.

It is a super-2 number, since 2×101323002131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101323002133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3897038531 + ... + 3897038556.

It is an arithmetic number, because the mean of its divisors is an integer number (27279269808).

Almost surely, 2^101323002131 is an apocalyptic number.

101323002131 is a deficient number, since it is larger than the sum of its proper divisors (7794077101).

101323002131 is an equidigital number, since it uses as much as digits as its factorization.

101323002131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7794077100.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 101323002131 its reverse (131200323101), we get a palindrome (232523325232).

The spelling of 101323002131 in words is "one hundred one billion, three hundred twenty-three million, two thousand, one hundred thirty-one".