110112120212621 has 2 divisors, whose sum is σ = 110112120212622. Its totient is φ = 110112120212620.

The previous prime is 110112120212609. The next prime is 110112120212651. The reversal of 110112120212621 is 126212021211011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101854801874596 + 8257318338025 = 10092314^2 + 2873555^2 .

It is a cyclic number.

It is not a de Polignac number, because 110112120212621 - 2¹⁸ = 110112119950477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110112120212651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55056060106310 + 55056060106311.

It is an arithmetic number, because the mean of its divisors is an integer number (55056060106311).

Almost surely, 2^{110112120212621} is an apocalyptic number.

It is an amenable number.

110112120212621 is a deficient number, since it is larger than the sum of its proper divisors (1).

110112120212621 is an equidigital number, since it uses as much as digits as its factorization.

110112120212621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 23.

Adding to 110112120212621 its reverse (126212021211011), we get a palindrome (236324141423632).

The spelling of 110112120212621 in words is "one hundred ten trillion, one hundred twelve billion, one hundred twenty million, two hundred twelve thousand, six hundred twenty-one".