110021211697913 has 2 divisors, whose sum is σ = 110021211697914. Its totient is φ = 110021211697912.

The previous prime is 110021211697877. The next prime is 110021211697919. The reversal of 110021211697913 is 319796112120011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90585528275449 + 19435683422464 = 9517643^2 + 4408592^2 .

It is an emirp because it is prime and its reverse (319796112120011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110021211697913 - 2¹⁶ = 110021211632377 is a prime.

It is not a weakly prime, because it can be changed into another prime (110021211697919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55010605848956 + 55010605848957.

It is an arithmetic number, because the mean of its divisors is an integer number (55010605848957).

Almost surely, 2^{110021211697913} is an apocalyptic number.

It is an amenable number.

110021211697913 is a deficient number, since it is larger than the sum of its proper divisors (1).

110021211697913 is an equidigital number, since it uses as much as digits as its factorization.

110021211697913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 44.

The spelling of 110021211697913 in words is "one hundred ten trillion, twenty-one billion, two hundred eleven million, six hundred ninety-seven thousand, nine hundred thirteen".