11000021121102 has 256 divisors, whose sum is σ = 26254507991040. Its totient is φ = 3039967231488.

The previous prime is 11000021121091. The next prime is 11000021121127. The reversal of 11000021121102 is 20112112000011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2205736653 + ... + 2205741639.

It is an arithmetic number, because the mean of its divisors is an integer number (102556671840).

Almost surely, 2^{11000021121102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11000021121102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13127253995520).

11000021121102 is an abundant number, since it is smaller than the sum of its proper divisors (15254486869938).

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

11000021121102 is a wasteful number, since it uses less digits than its factorization.

11000021121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5607.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11000021121102 its reverse (20112112000011), we get a palindrome (31112133121113).

The spelling of 11000021121102 in words is "eleven trillion, twenty-one million, one hundred twenty-one thousand, one hundred two".