313042122 has 24 divisors (see below), whose sum is σ = 679277664. Its totient is φ = 104190504.

The previous prime is 313042111. The next prime is 313042129. The reversal of 313042122 is 221240313.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 313042095 and 313042104.

It is not an unprimeable number, because it can be changed into a prime (313042129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 438 + ... + 25025.

It is an arithmetic number, because the mean of its divisors is an integer number (28303236).

Almost surely, 2^313042122 is an apocalyptic number.

313042122 is an abundant number, since it is smaller than the sum of its proper divisors (366235542).

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

313042122 is a wasteful number, since it uses less digits than its factorization.

313042122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26154 (or 26151 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 313042122 is about 17692.9964110096. The cubic root of 313042122 is about 678.9965895848.

Adding to 313042122 its reverse (221240313), we get a palindrome (534282435).

The spelling of 313042122 in words is "three hundred thirteen million, forty-two thousand, one hundred twenty-two".