21041441102 has 8 divisors (see below), whose sum is σ = 34431449112. Its totient is φ = 9564291400.

The previous prime is 21041441101. The next prime is 21041441107. The reversal of 21041441102 is 20114414012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21041441101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 478214549 + ... + 478214592.

It is an arithmetic number, because the mean of its divisors is an integer number (4303931139).

Almost surely, 2^21041441102 is an apocalyptic number.

21041441102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21041441102 is a deficient number, since it is larger than the sum of its proper divisors (13390008010).

21041441102 is a wasteful number, since it uses less digits than its factorization.

21041441102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956429154.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 21041441102 its reverse (20114414012), we get a palindrome (41155855114).

The spelling of 21041441102 in words is "twenty-one billion, forty-one million, four hundred forty-one thousand, one hundred two".