310020422312 has 16 divisors (see below), whose sum is σ = 581294324340. Its totient is φ = 155008602496.

The previous prime is 310020422287. The next prime is 310020422317. The reversal of 310020422312 is 213224020013.

It can be written as a sum of positive squares in 2 ways, for example, as 302352617956 + 7667804356 = 549866^2 + 87566^2 .

It is a super-2 number, since 2×310020422312² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (310020422317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1159538 + ... + 1401630.

Almost surely, 2^310020422312 is an apocalyptic number.

It is an amenable number.

310020422312 is a deficient number, since it is larger than the sum of its proper divisors (271273902028).

310020422312 is a wasteful number, since it uses less digits than its factorization.

310020422312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402172 (or 402168 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 310020422312 its reverse (213224020013), we get a palindrome (523244442325).

The spelling of 310020422312 in words is "three hundred ten billion, twenty million, four hundred twenty-two thousand, three hundred twelve".