33320012221413 has 80 divisors (see below), whose sum is σ = 51895088051136. Its totient is φ = 21285966723840.

The previous prime is 33320012221411. The next prime is 33320012221439. The reversal of 33320012221413 is 31412221002333.

33320012221413 is a `hidden beast` number, since 3 + 3 + 3 + 20 + 0 + 1 + 2 + 221 + 413 = 666.

It is not a de Polignac number, because 33320012221413 - 2¹ = 33320012221411 is a prime.

It is a super-2 number, since 2×33320012221413² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33320012221411) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 151067470 + ... + 151287872.

Almost surely, 2^{33320012221413} is an apocalyptic number.

It is an amenable number.

33320012221413 is a deficient number, since it is larger than the sum of its proper divisors (18575075829723).

33320012221413 is a wasteful number, since it uses less digits than its factorization.

33320012221413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221216 (or 221207 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 33320012221413 its reverse (31412221002333), we get a palindrome (64732233223746).

The spelling of 33320012221413 in words is "thirty-three trillion, three hundred twenty billion, twelve million, two hundred twenty-one thousand, four hundred thirteen".