123322131001 has 4 divisors (see below), whose sum is σ = 123343113600. Its totient is φ = 123301148404.

The previous prime is 123322130977. The next prime is 123322131043. The reversal of 123322131001 is 100131223321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 123322131001 - 2²¹ = 123320033849 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 123322131001.

It is not an unprimeable number, because it can be changed into a prime (123322131061) 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, 10482481 + ... + 10494238.

It is an arithmetic number, because the mean of its divisors is an integer number (30835778400).

Almost surely, 2^123322131001 is an apocalyptic number.

It is an amenable number.

123322131001 is a deficient number, since it is larger than the sum of its proper divisors (20982599).

123322131001 is an equidigital number, since it uses as much as digits as its factorization.

123322131001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20982598.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 123322131001 its reverse (100131223321), we get a palindrome (223453354322).

The spelling of 123322131001 in words is "one hundred twenty-three billion, three hundred twenty-two million, one hundred thirty-one thousand, one".