110021220210000 has 400 divisors, whose sum is σ = 392118907783680. Its totient is φ = 26350457280000.

The previous prime is 110021220209993. The next prime is 110021220210007. The reversal of 110021220210000 is 12022120011.

It is an interprime number because it is at equal distance from previous prime (110021220209993) and next prime (110021220210007).

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110021220210007) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 25381581 + ... + 29398419.

Almost surely, 2^{110021220210000} is an apocalyptic number.

110021220210000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 110021220210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196059453891840).

110021220210000 is an abundant number, since it is smaller than the sum of its proper divisors (282097687573680).

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

110021220210000 is a wasteful number, since it uses less digits than its factorization.

110021220210000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4016964 (or 4016943 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 110021220210000 its reverse (12022120011), we get a palindrome (110033242330011).

The spelling of 110021220210000 in words is "one hundred ten trillion, twenty-one billion, two hundred twenty million, two hundred ten thousand".