3130320122 has 4 divisors (see below), whose sum is σ = 4695480186. Its totient is φ = 1565160060.

The previous prime is 3130320121. The next prime is 3130320133. The reversal of 3130320122 is 2210230313.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2210230313 = 3323 ⋅665131.

It can be written as a sum of positive squares in only one way, i.e., 2994387841 + 135932281 = 54721^2 + 11659^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3130320122.

It is not an unprimeable number, because it can be changed into a prime (3130320121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 782580029 + ... + 782580032.

Almost surely, 2^3130320122 is an apocalyptic number.

3130320122 is a deficient number, since it is larger than the sum of its proper divisors (1565160064).

3130320122 is a wasteful number, since it uses less digits than its factorization.

3130320122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565160063.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 3130320122 is about 55949.2638200003. The cubic root of 3130320122 is about 1462.8380590610.

Adding to 3130320122 its reverse (2210230313), we get a palindrome (5340550435).

The spelling of 3130320122 in words is "three billion, one hundred thirty million, three hundred twenty thousand, one hundred twenty-two".