21041103341000 has 64 divisors (see below), whose sum is σ = 49237660442880. Its totient is φ = 8416188580800.

The previous prime is 21041103340981. The next prime is 21041103341017. The reversal of 21041103341000 is 14330114012.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34968689 + ... + 35565311.

It is an arithmetic number, because the mean of its divisors is an integer number (769338444420).

Almost surely, 2^{21041103341000} is an apocalyptic number.

21041103341000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21041103341000 is an abundant number, since it is smaller than the sum of its proper divisors (28196557101880).

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

21041103341000 is a wasteful number, since it uses less digits than its factorization.

21041103341000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631911 (or 631897 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 21041103341000 its reverse (14330114012), we get a palindrome (21055433455012).

The spelling of 21041103341000 in words is "twenty-one trillion, forty-one billion, one hundred three million, three hundred forty-one thousand".