310012013222 has 4 divisors (see below), whose sum is σ = 465018019836. Its totient is φ = 155006006610.

The previous prime is 310012013219. The next prime is 310012013261. The reversal of 310012013222 is 222310210013.

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

It is a super-2 number, since 2×310012013222² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 310012013222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77503003304 + ... + 77503003307.

It is an arithmetic number, because the mean of its divisors is an integer number (116254504959).

Almost surely, 2^310012013222 is an apocalyptic number.

310012013222 is a deficient number, since it is larger than the sum of its proper divisors (155006006614).

310012013222 is a wasteful number, since it uses less digits than its factorization.

310012013222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155006006613.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 310012013222 its reverse (222310210013), we get a palindrome (532322223235).

The spelling of 310012013222 in words is "three hundred ten billion, twelve million, thirteen thousand, two hundred twenty-two".