122001161533 has 2 divisors, whose sum is σ = 122001161534. Its totient is φ = 122001161532.

The previous prime is 122001161519. The next prime is 122001161539. The reversal of 122001161533 is 335161100221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99620403129 + 22380758404 = 315627^2 + 149602^2 .

It is a cyclic number.

It is not a de Polignac number, because 122001161533 - 2⁹ = 122001161021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122001161498 and 122001161507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122001161539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61000580766 + 61000580767.

It is an arithmetic number, because the mean of its divisors is an integer number (61000580767).

Almost surely, 2^122001161533 is an apocalyptic number.

It is an amenable number.

122001161533 is a deficient number, since it is larger than the sum of its proper divisors (1).

122001161533 is an equidigital number, since it uses as much as digits as its factorization.

122001161533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 122001161533 its reverse (335161100221), we get a palindrome (457162261754).

The spelling of 122001161533 in words is "one hundred twenty-two billion, one million, one hundred sixty-one thousand, five hundred thirty-three".