1323230001031 has 4 divisors (see below), whose sum is σ = 1329059208312. Its totient is φ = 1317400793752.

The previous prime is 1323230001007. The next prime is 1323230001101. The reversal of 1323230001031 is 1301000323231.

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 1323230001031 - 2⁵ = 1323230000999 is a prime.

It is a super-2 number, since 2×1323230001031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323230001131) 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, 2914603300 + ... + 2914603753.

It is an arithmetic number, because the mean of its divisors is an integer number (332264802078).

Almost surely, 2^{1323230001031} is an apocalyptic number.

1323230001031 is a deficient number, since it is larger than the sum of its proper divisors (5829207281).

1323230001031 is an equidigital number, since it uses as much as digits as its factorization.

1323230001031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5829207280.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1323230001031 its reverse (1301000323231), we get a palindrome (2624230324262).

The spelling of 1323230001031 in words is "one trillion, three hundred twenty-three billion, two hundred thirty million, one thousand, thirty-one".