111247400311 has 2 divisors, whose sum is σ = 111247400312. Its totient is φ = 111247400310.

The previous prime is 111247400269. The next prime is 111247400317. The reversal of 111247400311 is 113004742111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111247400311 - 2⁹ = 111247399799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111247400317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55623700155 + 55623700156.

It is an arithmetic number, because the mean of its divisors is an integer number (55623700156).

Almost surely, 2^111247400311 is an apocalyptic number.

111247400311 is a deficient number, since it is larger than the sum of its proper divisors (1).

111247400311 is an equidigital number, since it uses as much as digits as its factorization.

111247400311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 25.

The spelling of 111247400311 in words is "one hundred eleven billion, two hundred forty-seven million, four hundred thousand, three hundred eleven".