113400120202 has 16 divisors (see below), whose sum is σ = 180186706440. Its totient is φ = 53340871168.

The previous prime is 113400120187. The next prime is 113400120203. The reversal of 113400120202 is 202021004311.

It can be written as a sum of positive squares in 4 ways, for example, as 109322148321 + 4077971881 = 330639^2 + 63859^2 .

It is not an unprimeable number, because it can be changed into a prime (113400120203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669427 + ... + 821542.

Almost surely, 2^113400120202 is an apocalyptic number.

113400120202 is a deficient number, since it is larger than the sum of its proper divisors (66786586238).

113400120202 is a wasteful number, since it uses less digits than its factorization.

113400120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493225.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 113400120202 its reverse (202021004311), we get a palindrome (315421124513).

The spelling of 113400120202 in words is "one hundred thirteen billion, four hundred million, one hundred twenty thousand, two hundred two".