120311234567 has 2 divisors, whose sum is σ = 120311234568. Its totient is φ = 120311234566.

The previous prime is 120311234539. The next prime is 120311234573. The reversal of 120311234567 is 765432113021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120311234567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120311234587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60155617283 + 60155617284.

It is an arithmetic number, because the mean of its divisors is an integer number (60155617284).

Almost surely, 2^120311234567 is an apocalyptic number.

120311234567 is a deficient number, since it is larger than the sum of its proper divisors (1).

120311234567 is an equidigital number, since it uses as much as digits as its factorization.

120311234567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

Adding to 120311234567 its reverse (765432113021), we get a palindrome (885743347588).

The spelling of 120311234567 in words is "one hundred twenty billion, three hundred eleven million, two hundred thirty-four thousand, five hundred sixty-seven".