21341140100 has 72 divisors (see below), whose sum is σ = 55711642560. Its totient is φ = 6931854720.

The previous prime is 21341140061. The next prime is 21341140103. The reversal of 21341140100 is 104114312.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (21341140103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 788999 + ... + 815598.

Almost surely, 2^21341140100 is an apocalyptic number.

21341140100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21341140100 is an abundant number, since it is smaller than the sum of its proper divisors (34370502460).

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

21341140100 is a wasteful number, since it uses less digits than its factorization.

21341140100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1604637 (or 1604630 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 21341140100 its reverse (104114312), we get a palindrome (21445254412).

The spelling of 21341140100 in words is "twenty-one billion, three hundred forty-one million, one hundred forty thousand, one hundred".