10423311331 has 4 divisors (see below), whose sum is σ = 10427390272. Its totient is φ = 10419232392.

The previous prime is 10423311323. The next prime is 10423311347. The reversal of 10423311331 is 13311332401.

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 10423311331 - 2³ = 10423311323 is a prime.

It is a super-2 number, since 2×10423311331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10423311361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2035635 + ... + 2040748.

It is an arithmetic number, because the mean of its divisors is an integer number (2606847568).

Almost surely, 2^10423311331 is an apocalyptic number.

10423311331 is a deficient number, since it is larger than the sum of its proper divisors (4078941).

10423311331 is an equidigital number, since it uses as much as digits as its factorization.

10423311331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4078940.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 10423311331 its reverse (13311332401), we get a palindrome (23734643732).

The spelling of 10423311331 in words is "ten billion, four hundred twenty-three million, three hundred eleven thousand, three hundred thirty-one".