111377303243 has 2 divisors, whose sum is σ = 111377303244. Its totient is φ = 111377303242.

The previous prime is 111377303239. The next prime is 111377303269. The reversal of 111377303243 is 342303773111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111377303243 - 2² = 111377303239 is a prime.

It is not a weakly prime, because it can be changed into another prime (111377303743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55688651621 + 55688651622.

It is an arithmetic number, because the mean of its divisors is an integer number (55688651622).

Almost surely, 2^111377303243 is an apocalyptic number.

111377303243 is a deficient number, since it is larger than the sum of its proper divisors (1).

111377303243 is an equidigital number, since it uses as much as digits as its factorization.

111377303243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31752, while the sum is 35.

The spelling of 111377303243 in words is "one hundred eleven billion, three hundred seventy-seven million, three hundred three thousand, two hundred forty-three".