33022079999981 has 2 divisors, whose sum is σ = 33022079999982. Its totient is φ = 33022079999980.

The previous prime is 33022079999941. The next prime is 33022080000053. The reversal of 33022079999981 is 18999997022033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30718086912100 + 2303993087881 = 5542390^2 + 1517891^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33022079999981 is a prime.

It is a super-2 number, since 2×33022079999981² (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 (33022079999941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16511039999990 + 16511039999991.

It is an arithmetic number, because the mean of its divisors is an integer number (16511039999991).

Almost surely, 2^{33022079999981} is an apocalyptic number.

It is an amenable number.

33022079999981 is a deficient number, since it is larger than the sum of its proper divisors (1).

33022079999981 is an equidigital number, since it uses as much as digits as its factorization.

33022079999981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 119042784, while the sum is 71.

The spelling of 33022079999981 in words is "thirty-three trillion, twenty-two billion, seventy-nine million, nine hundred ninety-nine thousand, nine hundred eighty-one".