113205141251 has 4 divisors (see below), whose sum is σ = 119163306600. Its totient is φ = 107246975904.

The previous prime is 113205141197. The next prime is 113205141277. The reversal of 113205141251 is 152141502311.

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

It is a cyclic number.

It is not a de Polignac number, because 113205141251 - 2²⁶ = 113138032387 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113205141251.

It is not an unprimeable number, because it can be changed into a prime (113205111251) 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, 2979082646 + ... + 2979082683.

It is an arithmetic number, because the mean of its divisors is an integer number (29790826650).

Almost surely, 2^113205141251 is an apocalyptic number.

113205141251 is a deficient number, since it is larger than the sum of its proper divisors (5958165349).

113205141251 is an equidigital number, since it uses as much as digits as its factorization.

113205141251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5958165348.

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 113205141251 its reverse (152141502311), we get a palindrome (265346643562).

The spelling of 113205141251 in words is "one hundred thirteen billion, two hundred five million, one hundred forty-one thousand, two hundred fifty-one".