21332100414 has 16 divisors (see below), whose sum is σ = 43178228352. Its totient is φ = 7025028888.

The previous prime is 21332100397. The next prime is 21332100481. The reversal of 21332100414 is 41400123312.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21417274 + ... + 21418269.

It is an arithmetic number, because the mean of its divisors is an integer number (2698639272).

Almost surely, 2^21332100414 is an apocalyptic number.

21332100414 is an abundant number, since it is smaller than the sum of its proper divisors (21846127938).

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

21332100414 is a wasteful number, since it uses less digits than its factorization.

21332100414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42835631.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 21332100414 its reverse (41400123312), we get a palindrome (62732223726).

The spelling of 21332100414 in words is "twenty-one billion, three hundred thirty-two million, one hundred thousand, four hundred fourteen".