210112120212251 has 2 divisors, whose sum is σ = 210112120212252. Its totient is φ = 210112120212250.

The previous prime is 210112120212221. The next prime is 210112120212257. The reversal of 210112120212251 is 152212021211012.

210112120212251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210112120212251 - 2⁶ = 210112120212187 is a prime.

It is not a weakly prime, because it can be changed into another prime (210112120212257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105056060106125 + 105056060106126.

It is an arithmetic number, because the mean of its divisors is an integer number (105056060106126).

Almost surely, 2^{210112120212251} is an apocalyptic number.

210112120212251 is a deficient number, since it is larger than the sum of its proper divisors (1).

210112120212251 is an equidigital number, since it uses as much as digits as its factorization.

210112120212251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 320, while the sum is 23.

Adding to 210112120212251 its reverse (152212021211012), we get a palindrome (362324141423263).

The spelling of 210112120212251 in words is "two hundred ten trillion, one hundred twelve billion, one hundred twenty million, two hundred twelve thousand, two hundred fifty-one".