33223011032161 has 2 divisors, whose sum is σ = 33223011032162. Its totient is φ = 33223011032160.

The previous prime is 33223011032129. The next prime is 33223011032203. The reversal of 33223011032161 is 16123011032233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28287037925136 + 4935973107025 = 5318556^2 + 2221705^2 .

It is a cyclic number.

It is not a de Polignac number, because 33223011032161 - 2⁵ = 33223011032129 is a prime.

It is a super-2 number, since 2×33223011032161² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33223011032111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16611505516080 + 16611505516081.

It is an arithmetic number, because the mean of its divisors is an integer number (16611505516081).

Almost surely, 2^{33223011032161} is an apocalyptic number.

It is an amenable number.

33223011032161 is a deficient number, since it is larger than the sum of its proper divisors (1).

33223011032161 is an equidigital number, since it uses as much as digits as its factorization.

33223011032161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 33223011032161 its reverse (16123011032233), we get a palindrome (49346022064394).

The spelling of 33223011032161 in words is "thirty-three trillion, two hundred twenty-three billion, eleven million, thirty-two thousand, one hundred sixty-one".