33221013022 has 4 divisors (see below), whose sum is σ = 49831519536. Its totient is φ = 16610506510.

The previous prime is 33221012983. The next prime is 33221013041. The reversal of 33221013022 is 22031012233.

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

It is a super-2 number, since 2×33221013022² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8305253254 + ... + 8305253257.

It is an arithmetic number, because the mean of its divisors is an integer number (12457879884).

Almost surely, 2^33221013022 is an apocalyptic number.

33221013022 is a deficient number, since it is larger than the sum of its proper divisors (16610506514).

33221013022 is a wasteful number, since it uses less digits than its factorization.

33221013022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16610506513.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 33221013022 its reverse (22031012233), we get a palindrome (55252025255).

The spelling of 33221013022 in words is "thirty-three billion, two hundred twenty-one million, thirteen thousand, twenty-two".