113220312002122 has 32 divisors (see below), whose sum is σ = 198376081407504. Its totient is φ = 47982120960000.

The previous prime is 113220312002113. The next prime is 113220312002201. The reversal of 113220312002122 is 221200213022311.

It can be written as a sum of positive squares in 8 ways, for example, as 37498832129641 + 75721479872481 = 6123629^2 + 8701809^2 .

It is a junction number, because it is equal to n+sod(n) for n = 113220312002093 and 113220312002102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3123817879 + ... + 3123854122.

Almost surely, 2^{113220312002122} is an apocalyptic number.

113220312002122 is a deficient number, since it is larger than the sum of its proper divisors (85155769405382).

113220312002122 is a wasteful number, since it uses less digits than its factorization.

113220312002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6247672074.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 113220312002122 its reverse (221200213022311), we get a palindrome (334420525024433).

The spelling of 113220312002122 in words is "one hundred thirteen trillion, two hundred twenty billion, three hundred twelve million, two thousand, one hundred twenty-two".