22201021111110 has 32 divisors (see below), whose sum is σ = 53287920161280. Its totient is φ = 5919664574688.

The previous prime is 22201021111081. The next prime is 22201021111133. The reversal of 22201021111110 is 1111112010222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22201021111110.

It is a congruent number.

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, 37685440 + ... + 38270019.

It is an arithmetic number, because the mean of its divisors is an integer number (1665247505040).

Almost surely, 2^{22201021111110} is an apocalyptic number.

22201021111110 is an abundant number, since it is smaller than the sum of its proper divisors (31086899050170).

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

22201021111110 is a wasteful number, since it uses less digits than its factorization.

22201021111110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75965212.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22201021111110 its reverse (1111112010222), we get a palindrome (23312133121332).

The spelling of 22201021111110 in words is "twenty-two trillion, two hundred one billion, twenty-one million, one hundred eleven thousand, one hundred ten".