33130222215 has 64 divisors (see below), whose sum is σ = 54822666240. Its totient is φ = 17075361920.

The previous prime is 33130222199. The next prime is 33130222219. The reversal of 33130222215 is 51222203133.

It is a happy number.

It is not a de Polignac number, because 33130222215 - 2⁴ = 33130222199 is a prime.

It is a super-2 number, since 2×33130222215² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33130222219) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32511976 + ... + 32512994.

It is an arithmetic number, because the mean of its divisors is an integer number (856604160).

Almost surely, 2^33130222215 is an apocalyptic number.

33130222215 is a deficient number, since it is larger than the sum of its proper divisors (21692444025).

33130222215 is a wasteful number, since it uses less digits than its factorization.

33130222215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1612.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 33130222215 its reverse (51222203133), we get a palindrome (84352425348).

The spelling of 33130222215 in words is "thirty-three billion, one hundred thirty million, two hundred twenty-two thousand, two hundred fifteen".