33213211122 has 64 divisors (see below), whose sum is σ = 81779652864. Its totient is φ = 8756951040.

The previous prime is 33213211099. The next prime is 33213211127. The reversal of 33213211122 is 22111231233.

It is a super-2 number, since 2×33213211122² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (33213211127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2483638 + ... + 2496974.

It is an arithmetic number, because the mean of its divisors is an integer number (1277807076).

Almost surely, 2^33213211122 is an apocalyptic number.

33213211122 is an abundant number, since it is smaller than the sum of its proper divisors (48566441742).

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

33213211122 is a wasteful number, since it uses less digits than its factorization.

33213211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17923.

The product of its digits is 432, while the sum is 21.

Adding to 33213211122 its reverse (22111231233), we get a palindrome (55324442355).

The spelling of 33213211122 in words is "thirty-three billion, two hundred thirteen million, two hundred eleven thousand, one hundred twenty-two".