21141204304023 has 12 divisors (see below), whose sum is σ = 30595907963088. Its totient is φ = 14067084114720.

The previous prime is 21141204304019. The next prime is 21141204304151. The reversal of 21141204304023 is 32040340214112.

21141204304023 is a `hidden beast` number, since 2 + 11 + 41 + 204 + 3 + 0 + 402 + 3 = 666.

It is not a de Polignac number, because 21141204304023 - 2² = 21141204304019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21141204304223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2254335715 + ... + 2254345092.

It is an arithmetic number, because the mean of its divisors is an integer number (2549658996924).

Almost surely, 2^{21141204304023} is an apocalyptic number.

21141204304023 is a deficient number, since it is larger than the sum of its proper divisors (9454703659065).

21141204304023 is a wasteful number, since it uses less digits than its factorization.

21141204304023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4508681334 (or 4508681331 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 21141204304023 its reverse (32040340214112), we get a palindrome (53181544518135).

The spelling of 21141204304023 in words is "twenty-one trillion, one hundred forty-one billion, two hundred four million, three hundred four thousand, twenty-three".