133012102221 has 24 divisors (see below), whose sum is σ = 203481405920. Its totient is φ = 83492241696.

The previous prime is 133012102211. The next prime is 133012102243. The reversal of 133012102221 is 122201210331.

133012102221 is a `hidden beast` number, since 1 + 330 + 12 + 102 + 221 = 666.

It is not a de Polignac number, because 133012102221 - 2¹⁴ = 133012085837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133012102194 and 133012102203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133012102211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2358166 + ... + 2413911.

Almost surely, 2^133012102221 is an apocalyptic number.

It is an amenable number.

133012102221 is a deficient number, since it is larger than the sum of its proper divisors (70469303699).

133012102221 is a wasteful number, since it uses less digits than its factorization.

133012102221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4772265 (or 4772262 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 133012102221 its reverse (122201210331), we get a palindrome (255213312552).

The spelling of 133012102221 in words is "one hundred thirty-three billion, twelve million, one hundred two thousand, two hundred twenty-one".