33331222002 has 16 divisors (see below), whose sum is σ = 71790324480. Its totient is φ = 10255760592.

The previous prime is 33331221997. The next prime is 33331222013. The reversal of 33331222002 is 20022213333.

It is a super-2 number, since 2×33331222002² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33331222002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213661602 + ... + 213661757.

It is an arithmetic number, because the mean of its divisors is an integer number (4486895280).

Almost surely, 2^33331222002 is an apocalyptic number.

33331222002 is an abundant number, since it is smaller than the sum of its proper divisors (38459102478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33331222002 is a wasteful number, since it uses less digits than its factorization.

33331222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427323377.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 33331222002 its reverse (20022213333), we get a palindrome (53353435335).

The spelling of 33331222002 in words is "thirty-three billion, three hundred thirty-one million, two hundred twenty-two thousand, two".