2221122000010 has 8 divisors (see below), whose sum is σ = 3998019600036. Its totient is φ = 888448800000.

The previous prime is 2221122000007. The next prime is 2221122000011. The reversal of 2221122000010 is 100002211222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2218065126489 + 3056873521 = 1489317^2 + 55289^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2221122000011) 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 3 ways as a sum of consecutive naturals, for example, 111056099991 + ... + 111056100010.

Almost surely, 2^{2221122000010} is an apocalyptic number.

2221122000010 is a deficient number, since it is larger than the sum of its proper divisors (1776897600026).

2221122000010 is a wasteful number, since it uses less digits than its factorization.

2221122000010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222112200008.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2221122000010 its reverse (100002211222), we get a palindrome (2321124211232).

The spelling of 2221122000010 in words is "two trillion, two hundred twenty-one billion, one hundred twenty-two million, ten", and thus it is an aban number.