311012030132 has 12 divisors (see below), whose sum is σ = 545038717860. Its totient is φ = 155286682176.

The previous prime is 311012030113. The next prime is 311012030141. The reversal of 311012030132 is 231030210113.

It can be written as a sum of positive squares in 2 ways, for example, as 142094318116 + 168917712016 = 376954^2 + 410996^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 311012030132.

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 in 3 ways as a sum of consecutive naturals, for example, 54830033 + ... + 54835704.

It is an arithmetic number, because the mean of its divisors is an integer number (45419893155).

Almost surely, 2^311012030132 is an apocalyptic number.

It is an amenable number.

311012030132 is a deficient number, since it is larger than the sum of its proper divisors (234026687728).

311012030132 is a wasteful number, since it uses less digits than its factorization.

311012030132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109666450 (or 109666448 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 311012030132 its reverse (231030210113), we get a palindrome (542042240245).

The spelling of 311012030132 in words is "three hundred eleven billion, twelve million, thirty thousand, one hundred thirty-two".