113204511222 has 32 divisors (see below), whose sum is σ = 251651888640. Its totient is φ = 33657143520.

The previous prime is 113204511151. The next prime is 113204511227. The reversal of 113204511222 is 222115402311.

It is a happy number.

It is a super-2 number, since 2×113204511222² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113204511192 and 113204511201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113204511227) 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, 16177822 + ... + 16184817.

It is an arithmetic number, because the mean of its divisors is an integer number (7864121520).

Almost surely, 2^113204511222 is an apocalyptic number.

113204511222 is an abundant number, since it is smaller than the sum of its proper divisors (138447377418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113204511222 is a wasteful number, since it uses less digits than its factorization.

113204511222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32362708.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 113204511222 its reverse (222115402311), we get a palindrome (335319913533).

It can be divided in two parts, 113204 and 511222, that added together give a palindrome (624426).

The spelling of 113204511222 in words is "one hundred thirteen billion, two hundred four million, five hundred eleven thousand, two hundred twenty-two".