31010144423 has 2 divisors, whose sum is σ = 31010144424. Its totient is φ = 31010144422.

The previous prime is 31010144419. The next prime is 31010144443. The reversal of 31010144423 is 32444101013.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31010144423 - 2² = 31010144419 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31010144413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15505072211 + 15505072212.

It is an arithmetic number, because the mean of its divisors is an integer number (15505072212).

Almost surely, 2^31010144423 is an apocalyptic number.

31010144423 is a deficient number, since it is larger than the sum of its proper divisors (1).

31010144423 is an equidigital number, since it uses as much as digits as its factorization.

31010144423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 31010144423 its reverse (32444101013), we get a palindrome (63454245436).

The spelling of 31010144423 in words is "thirty-one billion, ten million, one hundred forty-four thousand, four hundred twenty-three".