110111001109951 has 2 divisors, whose sum is σ = 110111001109952. Its totient is φ = 110111001109950.

The previous prime is 110111001109939. The next prime is 110111001109979. The reversal of 110111001109951 is 159901100111011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 110111001109951 - 2¹¹ = 110111001107903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110111001169951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55055500554975 + 55055500554976.

It is an arithmetic number, because the mean of its divisors is an integer number (55055500554976).

Almost surely, 2^{110111001109951} is an apocalyptic number.

110111001109951 is a deficient number, since it is larger than the sum of its proper divisors (1).

110111001109951 is an equidigital number, since it uses as much as digits as its factorization.

110111001109951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405, while the sum is 31.

The spelling of 110111001109951 in words is "one hundred ten trillion, one hundred eleven billion, one million, one hundred nine thousand, nine hundred fifty-one".