311000422032212 has 48 divisors (see below), whose sum is σ = 594952669430784. Its totient is φ = 141072273804000.

The previous prime is 311000422032163. The next prime is 311000422032221. The reversal of 311000422032212 is 212230224000113.

It is a super-2 number, since 2×311000422032212² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 948057173 + ... + 948385155.

It is an arithmetic number, because the mean of its divisors is an integer number (12394847279808).

Almost surely, 2^{311000422032212} is an apocalyptic number.

It is an amenable number.

311000422032212 is a deficient number, since it is larger than the sum of its proper divisors (283952247398572).

311000422032212 is a wasteful number, since it uses less digits than its factorization.

311000422032212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372380 (or 372378 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 311000422032212 its reverse (212230224000113), we get a palindrome (523230646032325).

The spelling of 311000422032212 in words is "three hundred eleven trillion, four hundred twenty-two million, thirty-two thousand, two hundred twelve".