2212133121300 has 72 divisors (see below), whose sum is σ = 6418267329600. Its totient is φ = 588258955520.

The previous prime is 2212133121283. The next prime is 2212133121307. The reversal of 2212133121300 is 31213312122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212133121307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10162185 + ... + 10377584.

It is an arithmetic number, because the mean of its divisors is an integer number (89142601800).

Almost surely, 2^{2212133121300} is an apocalyptic number.

2212133121300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212133121300 is an abundant number, since it is smaller than the sum of its proper divisors (4206134208300).

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

2212133121300 is a wasteful number, since it uses less digits than its factorization.

2212133121300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20540145 (or 20540138 counting only the distinct ones).

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

Adding to 2212133121300 its reverse (31213312122), we get a palindrome (2243346433422).

The spelling of 2212133121300 in words is "two trillion, two hundred twelve billion, one hundred thirty-three million, one hundred twenty-one thousand, three hundred".