102353224251 has 4 divisors (see below), whose sum is σ = 136470965672. Its totient is φ = 68235482832.

The previous prime is 102353224243. The next prime is 102353224289. The reversal of 102353224251 is 152422353201.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 102353224251 - 2³ = 102353224243 is a prime.

It is a super-2 number, since 2×102353224251² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102353224201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17058870706 + ... + 17058870711.

It is an arithmetic number, because the mean of its divisors is an integer number (34117741418).

Almost surely, 2^102353224251 is an apocalyptic number.

102353224251 is a deficient number, since it is larger than the sum of its proper divisors (34117741421).

102353224251 is an equidigital number, since it uses as much as digits as its factorization.

102353224251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34117741420.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 102353224251 its reverse (152422353201), we get a palindrome (254775577452).

The spelling of 102353224251 in words is "one hundred two billion, three hundred fifty-three million, two hundred twenty-four thousand, two hundred fifty-one".