2212044421000 has 64 divisors (see below), whose sum is σ = 5187413190960. Its totient is φ = 882898240000.

The previous prime is 2212044420997. The next prime is 2212044421051. The reversal of 2212044421000 is 1244402122.

It can be written as a sum of positive squares in 8 ways, for example, as 26360120164 + 2185684300836 = 162358^2 + 1478406^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1938181 + ... + 2860180.

Almost surely, 2^{2212044421000} is an apocalyptic number.

2212044421000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212044421000 is an abundant number, since it is smaller than the sum of its proper divisors (2975368769960).

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

2212044421000 is a wasteful number, since it uses less digits than its factorization.

2212044421000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4798843 (or 4798829 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 2212044421000 its reverse (1244402122), we get a palindrome (2213288823122).

The spelling of 2212044421000 in words is "two trillion, two hundred twelve billion, forty-four million, four hundred twenty-one thousand".