1423123230131 has 2 divisors, whose sum is σ = 1423123230132. Its totient is φ = 1423123230130.

The previous prime is 1423123230121. The next prime is 1423123230187. The reversal of 1423123230131 is 1310323213241.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1423123230131 - 2²² = 1423119035827 is a prime.

It is a super-2 number, since 2×1423123230131² (a number of 25 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 1423123230131.

It is not a weakly prime, because it can be changed into another prime (1423123230121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711561615065 + 711561615066.

It is an arithmetic number, because the mean of its divisors is an integer number (711561615066).

Almost surely, 2^{1423123230131} is an apocalyptic number.

1423123230131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423123230131 is an equidigital number, since it uses as much as digits as its factorization.

1423123230131 is an evil number, because the sum of its binary digits is even.

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

Adding to 1423123230131 its reverse (1310323213241), we get a palindrome (2733446443372).

The spelling of 1423123230131 in words is "one trillion, four hundred twenty-three billion, one hundred twenty-three million, two hundred thirty thousand, one hundred thirty-one".