33033021223 has 2 divisors, whose sum is σ = 33033021224. Its totient is φ = 33033021222.

The previous prime is 33033021179. The next prime is 33033021277. The reversal of 33033021223 is 32212033033.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33033021223 - 2¹⁷ = 33032890151 is a prime.

It is a super-2 number, since 2×33033021223² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33033021194 and 33033021203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33033021023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16516510611 + 16516510612.

It is an arithmetic number, because the mean of its divisors is an integer number (16516510612).

Almost surely, 2^33033021223 is an apocalyptic number.

33033021223 is a deficient number, since it is larger than the sum of its proper divisors (1).

33033021223 is an equidigital number, since it uses as much as digits as its factorization.

33033021223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 33033021223 its reverse (32212033033), we get a palindrome (65245054256).

The spelling of 33033021223 in words is "thirty-three billion, thirty-three million, twenty-one thousand, two hundred twenty-three".