21333200101231 has 8 divisors (see below), whose sum is σ = 22194764447744. Its totient is φ = 20482473042360.

The previous prime is 21333200101223. The next prime is 21333200101237. The reversal of 21333200101231 is 13210100233312.

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 21333200101231 - 2³ = 21333200101223 is a prime.

It is a super-2 number, since 2×21333200101231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21333200101237) 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, 2709317895 + ... + 2709325768.

It is an arithmetic number, because the mean of its divisors is an integer number (2774345555968).

Almost surely, 2^{21333200101231} is an apocalyptic number.

21333200101231 is a deficient number, since it is larger than the sum of its proper divisors (861564346513).

21333200101231 is a wasteful number, since it uses less digits than its factorization.

21333200101231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5418643821.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 21333200101231 its reverse (13210100233312), we get a palindrome (34543300334543).

The spelling of 21333200101231 in words is "twenty-one trillion, three hundred thirty-three billion, two hundred million, one hundred one thousand, two hundred thirty-one".