10221112210110 has 32 divisors (see below), whose sum is σ = 24532951364640. Its totient is φ = 2725376360448.

The previous prime is 10221112210079. The next prime is 10221112210139. The reversal of 10221112210110 is 1101221112201.

It is a happy number.

It is a super-2 number, since 2×10221112210110² (a number of 27 digits) contains 22 as substring.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10221112210110.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15519675 + ... + 16164854.

It is an arithmetic number, because the mean of its divisors is an integer number (766654730145).

Almost surely, 2^{10221112210110} is an apocalyptic number.

10221112210110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10221112210110 is an abundant number, since it is smaller than the sum of its proper divisors (14311839154530).

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

10221112210110 is a wasteful number, since it uses less digits than its factorization.

10221112210110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31695292.

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

Adding to 10221112210110 its reverse (1101221112201), we get a palindrome (11322333322311).

The spelling of 10221112210110 in words is "ten trillion, two hundred twenty-one billion, one hundred twelve million, two hundred ten thousand, one hundred ten".