1320000023331 has 32 divisors (see below), whose sum is σ = 2133401990400. Its totient is φ = 799974282240.

The previous prime is 1320000023327. The next prime is 1320000023351. The reversal of 1320000023331 is 1333200000231.

It is not a de Polignac number, because 1320000023331 - 2² = 1320000023327 is a prime.

It is a super-2 number, since 2×1320000023331² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1320000023351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13523380 + ... + 13620638.

It is an arithmetic number, because the mean of its divisors is an integer number (66668812200).

Almost surely, 2^{1320000023331} is an apocalyptic number.

1320000023331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1320000023331 is a deficient number, since it is larger than the sum of its proper divisors (813401967069).

1320000023331 is a wasteful number, since it uses less digits than its factorization.

1320000023331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142976 (or 142970 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 1320000023331 its reverse (1333200000231), we get a palindrome (2653200023562).

The spelling of 1320000023331 in words is "one trillion, three hundred twenty billion, twenty-three thousand, three hundred thirty-one".