2331143342123 has 2 divisors, whose sum is σ = 2331143342124. Its totient is φ = 2331143342122.

The previous prime is 2331143342081. The next prime is 2331143342141. The reversal of 2331143342123 is 3212433411332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2331143342123 - 2²⁶ = 2331076233259 is a prime.

It is a super-2 number, since 2×2331143342123² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2331143342123.

It is not a weakly prime, because it can be changed into another prime (2331143341123) 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 as a sum of consecutive naturals, namely, 1165571671061 + 1165571671062.

It is an arithmetic number, because the mean of its divisors is an integer number (1165571671062).

Almost surely, 2^{2331143342123} is an apocalyptic number.

2331143342123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2331143342123 is an equidigital number, since it uses as much as digits as its factorization.

2331143342123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 32.

Adding to 2331143342123 its reverse (3212433411332), we get a palindrome (5543576753455).

The spelling of 2331143342123 in words is "two trillion, three hundred thirty-one billion, one hundred forty-three million, three hundred forty-two thousand, one hundred twenty-three".