33211122999973 has 2 divisors, whose sum is σ = 33211122999974. Its totient is φ = 33211122999972.

The previous prime is 33211122999931. The next prime is 33211123000043. The reversal of 33211122999973 is 37999922111233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23684165423044 + 9526957576929 = 4866638^2 + 3086577^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33211122999973 is a prime.

It is a super-2 number, since 2×33211122999973² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33211222999973) by changing a digit.

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 as a sum of consecutive naturals, namely, 16605561499986 + 16605561499987.

It is an arithmetic number, because the mean of its divisors is an integer number (16605561499987).

Almost surely, 2^{33211122999973} is an apocalyptic number.

It is an amenable number.

33211122999973 is a deficient number, since it is larger than the sum of its proper divisors (1).

33211122999973 is an equidigital number, since it uses as much as digits as its factorization.

33211122999973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9920232, while the sum is 61.

The spelling of 33211122999973 in words is "thirty-three trillion, two hundred eleven billion, one hundred twenty-two million, nine hundred ninety-nine thousand, nine hundred seventy-three".