3113203112122 has 4 divisors (see below), whose sum is σ = 4669804668186. Its totient is φ = 1556601556060.

The previous prime is 3113203112113. The next prime is 3113203112141. The reversal of 3113203112122 is 2212113023113.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2857651630681 + 255551481441 = 1690459^2 + 505521^2 .

It is a super-2 number, since 2×3113203112122² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3113203112093 and 3113203112102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 778300778029 + ... + 778300778032.

Almost surely, 2^{3113203112122} is an apocalyptic number.

3113203112122 is a deficient number, since it is larger than the sum of its proper divisors (1556601556064).

3113203112122 is a wasteful number, since it uses less digits than its factorization.

3113203112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1556601556063.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 3113203112122 its reverse (2212113023113), we get a palindrome (5325316135235).

The spelling of 3113203112122 in words is "three trillion, one hundred thirteen billion, two hundred three million, one hundred twelve thousand, one hundred twenty-two".