33132120222 has 16 divisors (see below), whose sum is σ = 66270262032. Its totient is φ = 11043036480.

The previous prime is 33132120191. The next prime is 33132120239. The reversal of 33132120222 is 22202123133.

It is a happy number.

It is a super-2 number, since 2×33132120222² (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 in 7 ways as a sum of consecutive naturals, for example, 177729 + ... + 312812.

It is an arithmetic number, because the mean of its divisors is an integer number (4141891377).

Almost surely, 2^33132120222 is an apocalyptic number.

33132120222 is an abundant number, since it is smaller than the sum of its proper divisors (33138141810).

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

33132120222 is a wasteful number, since it uses less digits than its factorization.

33132120222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501803.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 33132120222 its reverse (22202123133), we get a palindrome (55334243355).

The spelling of 33132120222 in words is "thirty-three billion, one hundred thirty-two million, one hundred twenty thousand, two hundred twenty-two".