101423321031 has 8 divisors (see below), whose sum is σ = 135240957040. Its totient is φ = 67610616192.

The previous prime is 101423320939. The next prime is 101423321033. The reversal of 101423321031 is 130123324101.

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

It is not a de Polignac number, because 101423321031 - 2¹⁹ = 101422796743 is a prime.

It is a super-2 number, since 2×101423321031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101423320989 and 101423321007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101423321033) 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, 1184530 + ... + 1267263.

It is an arithmetic number, because the mean of its divisors is an integer number (16905119630).

Almost surely, 2^101423321031 is an apocalyptic number.

101423321031 is a deficient number, since it is larger than the sum of its proper divisors (33817636009).

101423321031 is a wasteful number, since it uses less digits than its factorization.

101423321031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2465585.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 101423321031 its reverse (130123324101), we get a palindrome (231546645132).

It can be divided in two parts, 1014233210 and 31, that added together give a triangular number (1014233241 = T₄₅₀₃₈).

The spelling of 101423321031 in words is "one hundred one billion, four hundred twenty-three million, three hundred twenty-one thousand, thirty-one".