1320231102123 has 8 divisors (see below), whose sum is σ = 1807884031888. Its totient is φ = 856366120224.

The previous prime is 1320231102107. The next prime is 1320231102163. The reversal of 1320231102123 is 3212011320231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1320231102123 - 2⁴ = 1320231102107 is a prime.

It is a super-2 number, since 2×1320231102123² (a number of 25 digits) contains 22 as substring.

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 1320231102123.

It is not an unprimeable number, because it can be changed into a prime (1320231102163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5946986836 + ... + 5946987057.

It is an arithmetic number, because the mean of its divisors is an integer number (225985503986).

Almost surely, 2^{1320231102123} is an apocalyptic number.

1320231102123 is a deficient number, since it is larger than the sum of its proper divisors (487652929765).

1320231102123 is a wasteful number, since it uses less digits than its factorization.

1320231102123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11893973933.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1320231102123 its reverse (3212011320231), we get a palindrome (4532242422354).

The spelling of 1320231102123 in words is "one trillion, three hundred twenty billion, two hundred thirty-one million, one hundred two thousand, one hundred twenty-three".