33212794999 has 4 divisors (see below), whose sum is σ = 33332697064. Its totient is φ = 33092892936.

The previous prime is 33212794961. The next prime is 33212795003. The reversal of 33212794999 is 99949721233.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 33212794999 - 2⁹ = 33212794487 is a prime.

It is a super-2 number, since 2×33212794999² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33212794399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59950617 + ... + 59951170.

It is an arithmetic number, because the mean of its divisors is an integer number (8333174266).

Almost surely, 2^33212794999 is an apocalyptic number.

33212794999 is a deficient number, since it is larger than the sum of its proper divisors (119902065).

33212794999 is a wasteful number, since it uses less digits than its factorization.

33212794999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119902064.

The product of its digits is 6613488, while the sum is 58.

The spelling of 33212794999 in words is "thirty-three billion, two hundred twelve million, seven hundred ninety-four thousand, nine hundred ninety-nine".