1333330121231 has 4 divisors (see below), whose sum is σ = 1333346486472. Its totient is φ = 1333313755992.

The previous prime is 1333330121173. The next prime is 1333330121261. The reversal of 1333330121231 is 1321210333331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1333330121231 is a prime.

It is a super-2 number, since 2×1333330121231² (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 1333330121231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1333330121261) 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, 8059796 + ... + 8223561.

It is an arithmetic number, because the mean of its divisors is an integer number (333336621618).

Almost surely, 2^{1333330121231} is an apocalyptic number.

1333330121231 is a deficient number, since it is larger than the sum of its proper divisors (16365241).

1333330121231 is an equidigital number, since it uses as much as digits as its factorization.

1333330121231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16365240.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 1333330121231 its reverse (1321210333331), we get a palindrome (2654540454562).

The spelling of 1333330121231 in words is "one trillion, three hundred thirty-three billion, three hundred thirty million, one hundred twenty-one thousand, two hundred thirty-one".