110021111122000 has 640 divisors, whose sum is σ = 314134985324160. Its totient is φ = 36876710707200.

The previous prime is 110021111121941. The next prime is 110021111122009. The reversal of 110021111122000 is 221111120011.

It is a happy number.

It can be written as a sum of positive squares in 64 ways, for example, as 103961597176336 + 6059513945664 = 10196156^2 + 2461608^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110021111122009) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 14010070074 + ... + 14010077926.

It is an arithmetic number, because the mean of its divisors is an integer number (490835914569).

Almost surely, 2^{110021111122000} is an apocalyptic number.

110021111122000 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 110021111122000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157067492662080).

110021111122000 is an abundant number, since it is smaller than the sum of its proper divisors (204113874202160).

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

110021111122000 is a wasteful number, since it uses less digits than its factorization.

110021111122000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9028 (or 9012 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 110021111122000 its reverse (221111120011), we get a palindrome (110242222242011).

The spelling of 110021111122000 in words is "one hundred ten trillion, twenty-one billion, one hundred eleven million, one hundred twenty-two thousand".