3012123213431 has 2 divisors, whose sum is σ = 3012123213432. Its totient is φ = 3012123213430.

The previous prime is 3012123213409. The next prime is 3012123213461. The reversal of 3012123213431 is 1343123212103.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3012123213431 - 2⁶ = 3012123213367 is a prime.

It is a super-2 number, since 2×3012123213431² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3012123213431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3012123213461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1506061606715 + 1506061606716.

It is an arithmetic number, because the mean of its divisors is an integer number (1506061606716).

Almost surely, 2^{3012123213431} is an apocalyptic number.

3012123213431 is a deficient number, since it is larger than the sum of its proper divisors (1).

3012123213431 is an equidigital number, since it uses as much as digits as its factorization.

3012123213431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 3012123213431 its reverse (1343123212103), we get a palindrome (4355246425534).

The spelling of 3012123213431 in words is "three trillion, twelve billion, one hundred twenty-three million, two hundred thirteen thousand, four hundred thirty-one".