11210001222100 has 72 divisors (see below), whose sum is σ = 24865523504640. Its totient is φ = 4384665256320.

The previous prime is 11210001222059. The next prime is 11210001222209. The reversal of 11210001222100 is 122210001211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4182261 + ... + 6317539.

It is an arithmetic number, because the mean of its divisors is an integer number (345354493120).

Almost surely, 2^{11210001222100} is an apocalyptic number.

11210001222100 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 11210001222100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12432761752320).

11210001222100 is an abundant number, since it is smaller than the sum of its proper divisors (13655522282540).

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

11210001222100 is a wasteful number, since it uses less digits than its factorization.

11210001222100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2136457 (or 2136450 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11210001222100 its reverse (122210001211), we get a palindrome (11332211223311).

The spelling of 11210001222100 in words is "eleven trillion, two hundred ten billion, one million, two hundred twenty-two thousand, one hundred".