33220013193 has 16 divisors (see below), whose sum is σ = 51805089600. Its totient is φ = 20981060640.

The previous prime is 33220013173. The next prime is 33220013227. The reversal of 33220013193 is 39131002233.

It is not a de Polignac number, because 33220013193 - 2⁵ = 33220013161 is a prime.

It is a super-2 number, since 2×33220013193² (a number of 22 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (33220013173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32377668 + ... + 32378693.

It is an arithmetic number, because the mean of its divisors is an integer number (3237818100).

Almost surely, 2^33220013193 is an apocalyptic number.

It is an amenable number.

33220013193 is a deficient number, since it is larger than the sum of its proper divisors (18585076407).

33220013193 is a wasteful number, since it uses less digits than its factorization.

33220013193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64756389 (or 64756383 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

The spelling of 33220013193 in words is "thirty-three billion, two hundred twenty million, thirteen thousand, one hundred ninety-three".