21303112303133 has 8 divisors (see below), whose sum is σ = 22513668700320. Its totient is φ = 20101489902000.

The previous prime is 21303112303129. The next prime is 21303112303147. The reversal of 21303112303133 is 33130321130312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21303112303133 - 2² = 21303112303129 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21303112303433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2233494110 + ... + 2233503647.

It is an arithmetic number, because the mean of its divisors is an integer number (2814208587540).

Almost surely, 2^{21303112303133} is an apocalyptic number.

It is an amenable number.

21303112303133 is a deficient number, since it is larger than the sum of its proper divisors (1210556397187).

21303112303133 is a wasteful number, since it uses less digits than its factorization.

21303112303133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4466998027.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 21303112303133 its reverse (33130321130312), we get a palindrome (54433433433445).

The spelling of 21303112303133 in words is "twenty-one trillion, three hundred three billion, one hundred twelve million, three hundred three thousand, one hundred thirty-three".