21441341332400 has 120 divisors (see below), whose sum is σ = 56289629376000. Its totient is φ = 7783833990400.

The previous prime is 21441341332393. The next prime is 21441341332423. The reversal of 21441341332400 is 423314314412.

It is a super-2 number, since 2×21441341332400² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1432040 + ... + 6703239.

It is an arithmetic number, because the mean of its divisors is an integer number (469080244800).

Almost surely, 2^{21441341332400} is an apocalyptic number.

21441341332400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21441341332400 is an abundant number, since it is smaller than the sum of its proper divisors (34848288043600).

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

21441341332400 is a wasteful number, since it uses less digits than its factorization.

21441341332400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8135907 (or 8135896 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 21441341332400 its reverse (423314314412), we get a palindrome (21864655646812).

The spelling of 21441341332400 in words is "twenty-one trillion, four hundred forty-one billion, three hundred forty-one million, three hundred thirty-two thousand, four hundred".