2212900032 has 112 divisors (see below), whose sum is σ = 6907369472. Its totient is φ = 611850240.

The previous prime is 2212900031. The next prime is 2212900057. The reversal of 2212900032 is 2300092122.

It is a tau number, because it is divible by the number of its divisors (112).

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

It is a junction number, because it is equal to n+sod(n) for n = 2212899981 and 2212900008.

It is not an unprimeable number, because it can be changed into a prime (2212900031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15108 + ... + 68220.

Almost surely, 2^2212900032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2212900032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3453684736).

2212900032 is an abundant number, since it is smaller than the sum of its proper divisors (4694469440).

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

2212900032 is a wasteful number, since it uses less digits than its factorization.

2212900032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53166 (or 53156 counting only the distinct ones).

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

The square root of 2212900032 is about 47041.4714055587. The cubic root of 2212900032 is about 1303.1285657742.

Adding to 2212900032 its reverse (2300092122), we get a palindrome (4512992154).

The spelling of 2212900032 in words is "two billion, two hundred twelve million, nine hundred thousand, thirty-two".