21141034001100 has 288 divisors, whose sum is σ = 73470879229440. Its totient is φ = 5184157697280.

The previous prime is 21141034001057. The next prime is 21141034001207. The reversal of 21141034001100 is 110043014112.

21141034001100 is a `hidden beast` number, since 21 + 141 + 0 + 3 + 400 + 1 + 100 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8086227 + ... + 10376373.

Almost surely, 2^{21141034001100} is an apocalyptic number.

21141034001100 is a gapful number since it is divisible by the number (20) 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 21141034001100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36735439614720).

21141034001100 is an abundant number, since it is smaller than the sum of its proper divisors (52329845228340).

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

21141034001100 is a wasteful number, since it uses less digits than its factorization.

21141034001100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290446 (or 2290433 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 21141034001100 its reverse (110043014112), we get a palindrome (21251077015212).

The spelling of 21141034001100 in words is "twenty-one trillion, one hundred forty-one billion, thirty-four million, one thousand, one hundred".