2421341220100 has 72 divisors (see below), whose sum is σ = 5853932074368. Its totient is φ = 861753916800.

The previous prime is 2421341220073. The next prime is 2421341220101. The reversal of 2421341220100 is 10221431242.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (2421341220101) 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, 23365527 + ... + 23468926.

It is an arithmetic number, because the mean of its divisors is an integer number (81304612144).

Almost surely, 2^{2421341220100} is an apocalyptic number.

2421341220100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2421341220100 is an abundant number, since it is smaller than the sum of its proper divisors (3432590854268).

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

2421341220100 is a wasteful number, since it uses less digits than its factorization.

2421341220100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46834525 (or 46834518 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 2421341220100 its reverse (10221431242), we get a palindrome (2431562651342).

The spelling of 2421341220100 in words is "two trillion, four hundred twenty-one billion, three hundred forty-one million, two hundred twenty thousand, one hundred".