22211131210 has 16 divisors (see below), whose sum is σ = 42331803336. Its totient is φ = 8361837568.

The previous prime is 22211131181. The next prime is 22211131237. The reversal of 22211131210 is 1213111222.

It can be written as a sum of positive squares in 4 ways, for example, as 19001795409 + 3209335801 = 137847^2 + 56651^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65326687 + ... + 65327026.

Almost surely, 2^22211131210 is an apocalyptic number.

22211131210 is a deficient number, since it is larger than the sum of its proper divisors (20120672126).

22211131210 is a wasteful number, since it uses less digits than its factorization.

22211131210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130653737.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 22211131210 its reverse (1213111222), we get a palindrome (23424242432).

The spelling of 22211131210 in words is "twenty-two billion, two hundred eleven million, one hundred thirty-one thousand, two hundred ten".