312022021332133 has 24 divisors (see below), whose sum is σ = 384337792774872. Its totient is φ = 251700471880704.

The previous prime is 312022021332101. The next prime is 312022021332137. The reversal of 312022021332133 is 331233120220213.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 150294285934849 + 161727735397284 = 12259457^2 + 12717222^2 .

It is not a de Polignac number, because 312022021332133 - 2⁵ = 312022021332101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312022021332137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3222441 + ... + 25187857.

It is an arithmetic number, because the mean of its divisors is an integer number (16014074698953).

Almost surely, 2^{312022021332133} is an apocalyptic number.

It is an amenable number.

312022021332133 is a deficient number, since it is larger than the sum of its proper divisors (72315771442739).

312022021332133 is a wasteful number, since it uses less digits than its factorization.

312022021332133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21982501 (or 21982494 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 312022021332133 its reverse (331233120220213), we get a palindrome (643255141552346).

The spelling of 312022021332133 in words is "three hundred twelve trillion, twenty-two billion, twenty-one million, three hundred thirty-two thousand, one hundred thirty-three".