111401347801 has 2 divisors, whose sum is σ = 111401347802. Its totient is φ = 111401347800.

The previous prime is 111401347787. The next prime is 111401347807. The reversal of 111401347801 is 108743104111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62012952576 + 49388395225 = 249024^2 + 222235^2 .

It is a cyclic number.

It is not a de Polignac number, because 111401347801 - 2²³ = 111392959193 is a prime.

It is not a weakly prime, because it can be changed into another prime (111401347807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55700673900 + 55700673901.

It is an arithmetic number, because the mean of its divisors is an integer number (55700673901).

Almost surely, 2^111401347801 is an apocalyptic number.

It is an amenable number.

111401347801 is a deficient number, since it is larger than the sum of its proper divisors (1).

111401347801 is an equidigital number, since it uses as much as digits as its factorization.

111401347801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 31.

The spelling of 111401347801 in words is "one hundred eleven billion, four hundred one million, three hundred forty-seven thousand, eight hundred one".