22111210201210 has 32 divisors (see below), whose sum is σ = 44725284051840. Its totient is φ = 7809176578368.

The previous prime is 22111210201153. The next prime is 22111210201229. The reversal of 22111210201210 is 1210201211122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3697523800 + ... + 3697529779.

It is an arithmetic number, because the mean of its divisors is an integer number (1397665126620).

Almost surely, 2^{22111210201210} is an apocalyptic number.

22111210201210 is an abundant number, since it is smaller than the sum of its proper divisors (22614073850630).

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

22111210201210 is a wasteful number, since it uses less digits than its factorization.

22111210201210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7395053622.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22111210201210 its reverse (1210201211122), we get a palindrome (23321411412332).

The spelling of 22111210201210 in words is "twenty-two trillion, one hundred eleven billion, two hundred ten million, two hundred one thousand, two hundred ten".