10221210211110 has 32 divisors (see below), whose sum is σ = 24530997150432. Its totient is φ = 2725645762560.

The previous prime is 10221210211087. The next prime is 10221210211133. The reversal of 10221210211110 is 1111201212201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10221210211087) and next prime (10221210211133).

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 10221210211110.

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, 10726950 + ... + 11640870.

It is an arithmetic number, because the mean of its divisors is an integer number (766593660951).

Almost surely, 2^{10221210211110} is an apocalyptic number.

10221210211110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10221210211110 is an abundant number, since it is smaller than the sum of its proper divisors (14309786939322).

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

10221210211110 is a wasteful number, since it uses less digits than its factorization.

10221210211110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286728.

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

Adding to 10221210211110 its reverse (1111201212201), we get a palindrome (11332411423311).

The spelling of 10221210211110 in words is "ten trillion, two hundred twenty-one billion, two hundred ten million, two hundred eleven thousand, one hundred ten".