113331202101 has 36 divisors (see below), whose sum is σ = 181585177956. Its totient is φ = 68041209600.

The previous prime is 113331202079. The next prime is 113331202111. The reversal of 113331202101 is 101202133311.

113331202101 is a `hidden beast` number, since 1 + 1 + 333 + 120 + 210 + 1 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 12293043876 + 101038158225 = 110874^2 + 317865^2 .

It is not a de Polignac number, because 113331202101 - 2⁵ = 113331202069 is a prime.

It is a super-2 number, since 2×113331202101² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113331202111) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 846310 + ... + 971031.

It is an arithmetic number, because the mean of its divisors is an integer number (5044032721).

Almost surely, 2^113331202101 is an apocalyptic number.

It is an amenable number.

113331202101 is a deficient number, since it is larger than the sum of its proper divisors (68253975855).

113331202101 is a wasteful number, since it uses less digits than its factorization.

113331202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1817414 (or 1817398 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 113331202101 its reverse (101202133311), we get a palindrome (214533335412).

The spelling of 113331202101 in words is "one hundred thirteen billion, three hundred thirty-one million, two hundred two thousand, one hundred one".