111202103102291 has 2 divisors, whose sum is σ = 111202103102292. Its totient is φ = 111202103102290.

The previous prime is 111202103102287. The next prime is 111202103102399. The reversal of 111202103102291 is 192201301202111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111202103102291 - 2² = 111202103102287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111202103102291.

It is not a weakly prime, because it can be changed into another prime (111202103102261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55601051551145 + 55601051551146.

It is an arithmetic number, because the mean of its divisors is an integer number (55601051551146).

Almost surely, 2^{111202103102291} is an apocalyptic number.

111202103102291 is a deficient number, since it is larger than the sum of its proper divisors (1).

111202103102291 is an equidigital number, since it uses as much as digits as its factorization.

111202103102291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 111202103102291 in words is "one hundred eleven trillion, two hundred two billion, one hundred three million, one hundred two thousand, two hundred ninety-one".