33221103193 has 12 divisors (see below), whose sum is σ = 34747876660. Its totient is φ = 31758794496.

The previous prime is 33221103137. The next prime is 33221103199. The reversal of 33221103193 is 39130112233.

It can be written as a sum of positive squares in 2 ways, for example, as 8587172889 + 24633930304 = 92667^2 + 156952^2 .

It is not a de Polignac number, because 33221103193 - 2²⁵ = 33187548761 is a prime.

It is a super-2 number, since 2×33221103193² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33221103199) 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 11 ways as a sum of consecutive naturals, for example, 974053 + ... + 1007581.

Almost surely, 2^33221103193 is an apocalyptic number.

It is an amenable number.

33221103193 is a deficient number, since it is larger than the sum of its proper divisors (1526773467).

33221103193 is a wasteful number, since it uses less digits than its factorization.

33221103193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35448 (or 35425 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 28.

The spelling of 33221103193 in words is "thirty-three billion, two hundred twenty-one million, one hundred three thousand, one hundred ninety-three".