113121221310201 has 16 divisors (see below), whose sum is σ = 162715938215040. Its totient is φ = 69490716443520.

The previous prime is 113121221310199. The next prime is 113121221310217. The reversal of 113121221310201 is 102013122121311.

It is not a de Polignac number, because 113121221310201 - 2¹ = 113121221310199 is a prime.

It is a super-2 number, since 2×113121221310201² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113121221310221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2548786365 + ... + 2548830746.

It is an arithmetic number, because the mean of its divisors is an integer number (10169746138440).

Almost surely, 2^{113121221310201} is an apocalyptic number.

It is an amenable number.

113121221310201 is a deficient number, since it is larger than the sum of its proper divisors (49594716904839).

113121221310201 is a wasteful number, since it uses less digits than its factorization.

113121221310201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5097617696.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 113121221310201 its reverse (102013122121311), we get a palindrome (215134343431512).

The spelling of 113121221310201 in words is "one hundred thirteen trillion, one hundred twenty-one billion, two hundred twenty-one million, three hundred ten thousand, two hundred one".