22111220011010 has 16 divisors (see below), whose sum is σ = 42861749560056. Its totient is φ = 8164142773248.

The previous prime is 22111220010977. The next prime is 22111220011019. The reversal of 22111220011010 is 1011002211122.

It can be written as a sum of positive squares in 4 ways, for example, as 17068325492689 + 5042894518321 = 4131383^2 + 2245639^2 .

It is not an unprimeable number, because it can be changed into a prime (22111220011019) 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, 85043153759 + ... + 85043154018.

Almost surely, 2^{22111220011010} is an apocalyptic number.

22111220011010 is a deficient number, since it is larger than the sum of its proper divisors (20750529549046).

22111220011010 is a wasteful number, since it uses less digits than its factorization.

22111220011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170086307797.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22111220011010 its reverse (1011002211122), we get a palindrome (23122222222132).

The spelling of 22111220011010 in words is "twenty-two trillion, one hundred eleven billion, two hundred twenty million, eleven thousand, ten".