12133022050521 has 6 divisors (see below), whose sum is σ = 17525476295210. Its totient is φ = 8088681367008.

The previous prime is 12133022050483. The next prime is 12133022050559. The reversal of 12133022050521 is 12505022033121.

12133022050521 is a `hidden beast` number, since 1 + 2 + 133 + 0 + 2 + 2 + 0 + 5 + 0 + 521 = 666.

It is an interprime number because it is at equal distance from previous prime (12133022050483) and next prime (12133022050559).

It can be written as a sum of positive squares in only one way, i.e., 7303857579225 + 4829164471296 = 2702565^2 + 2197536^2 .

It is not a de Polignac number, because 12133022050521 - 2⁴¹ = 9933998794969 is a prime.

It is a super-2 number, since 2×12133022050521² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12133022090521) 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 in 5 ways as a sum of consecutive naturals, for example, 674056780576 + ... + 674056780593.

Almost surely, 2^{12133022050521} is an apocalyptic number.

It is an amenable number.

12133022050521 is a deficient number, since it is larger than the sum of its proper divisors (5392454244689).

12133022050521 is a wasteful number, since it uses less digits than its factorization.

12133022050521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348113561175 (or 1348113561172 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 12133022050521 its reverse (12505022033121), we get a palindrome (24638044083642).

The spelling of 12133022050521 in words is "twelve trillion, one hundred thirty-three billion, twenty-two million, fifty thousand, five hundred twenty-one".