22213100033212 has 24 divisors (see below), whose sum is σ = 42414150707712. Its totient is φ = 10095119991600.

The previous prime is 22213100033203. The next prime is 22213100033219. The reversal of 22213100033212 is 21233000131222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22213100033219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43333798 + ... + 43843405.

It is an arithmetic number, because the mean of its divisors is an integer number (1767256279488).

Almost surely, 2^{22213100033212} is an apocalyptic number.

22213100033212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22213100033212 is a deficient number, since it is larger than the sum of its proper divisors (20201050674500).

22213100033212 is a wasteful number, since it uses less digits than its factorization.

22213100033212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87183009 (or 87183007 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 22213100033212 its reverse (21233000131222), we get a palindrome (43446100164434).

The spelling of 22213100033212 in words is "twenty-two trillion, two hundred thirteen billion, one hundred million, thirty-three thousand, two hundred twelve".