101203142321031 has 4 divisors (see below), whose sum is σ = 134937523094712. Its totient is φ = 67468761547352.

The previous prime is 101203142321003. The next prime is 101203142321033. The reversal of 101203142321031 is 130123241302101.

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 101203142321031 - 2²⁷ = 101203008103303 is a prime.

It is a super-2 number, since 2×101203142321031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101203142320992 and 101203142321010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101203142321033) 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, 16867190386836 + ... + 16867190386841.

It is an arithmetic number, because the mean of its divisors is an integer number (33734380773678).

Almost surely, 2^{101203142321031} is an apocalyptic number.

101203142321031 is a deficient number, since it is larger than the sum of its proper divisors (33734380773681).

101203142321031 is an equidigital number, since it uses as much as digits as its factorization.

101203142321031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33734380773680.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 101203142321031 its reverse (130123241302101), we get a palindrome (231326383623132).

The spelling of 101203142321031 in words is "one hundred one trillion, two hundred three billion, one hundred forty-two million, three hundred twenty-one thousand, thirty-one".