31233001222133 has 8 divisors (see below), whose sum is σ = 32738846433216. Its totient is φ = 29762587663200.

The previous prime is 31233001222127. The next prime is 31233001222177. The reversal of 31233001222133 is 33122210033213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 31233001222133 - 2¹⁰ = 31233001221109 is a prime.

It is a super-2 number, since 2×31233001222133² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31233001225133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8857911233 + ... + 8857914758.

It is an arithmetic number, because the mean of its divisors is an integer number (4092355804152).

Almost surely, 2^{31233001222133} is an apocalyptic number.

It is an amenable number.

31233001222133 is a deficient number, since it is larger than the sum of its proper divisors (1505845211083).

31233001222133 is a wasteful number, since it uses less digits than its factorization.

31233001222133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17715826075.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 31233001222133 its reverse (33122210033213), we get a palindrome (64355211255346).

The spelling of 31233001222133 in words is "thirty-one trillion, two hundred thirty-three billion, one million, two hundred twenty-two thousand, one hundred thirty-three".