110122020961 has 2 divisors, whose sum is σ = 110122020962. Its totient is φ = 110122020960.

The previous prime is 110122020949. The next prime is 110122021027. The reversal of 110122020961 is 169020221011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103874067025 + 6247953936 = 322295^2 + 79044^2 .

It is an emirp because it is prime and its reverse (169020221011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110122020961 - 2²³ = 110113632353 is a prime.

It is not a weakly prime, because it can be changed into another prime (110122020061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55061010480 + 55061010481.

It is an arithmetic number, because the mean of its divisors is an integer number (55061010481).

Almost surely, 2^110122020961 is an apocalyptic number.

It is an amenable number.

110122020961 is a deficient number, since it is larger than the sum of its proper divisors (1).

110122020961 is an equidigital number, since it uses as much as digits as its factorization.

110122020961 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 25.

Adding to 110122020961 its reverse (169020221011), we get a palindrome (279142241972).

The spelling of 110122020961 in words is "one hundred ten billion, one hundred twenty-two million, twenty thousand, nine hundred sixty-one".