21303000211101 has 24 divisors (see below), whose sum is σ = 33045545522304. Its totient is φ = 12171611289600.

The previous prime is 21303000211091. The next prime is 21303000211111. The reversal of 21303000211101 is 10111200030312.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (21303000211091) and next prime (21303000211111).

It is not a de Polignac number, because 21303000211101 - 2²⁹ = 21302463340189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21303000211111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7944420 + ... + 10282013.

It is an arithmetic number, because the mean of its divisors is an integer number (1376897730096).

Almost surely, 2^{21303000211101} is an apocalyptic number.

21303000211101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

21303000211101 is a deficient number, since it is larger than the sum of its proper divisors (11742545311203).

21303000211101 is a wasteful number, since it uses less digits than its factorization.

21303000211101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18234401 (or 18234394 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 21303000211101 its reverse (10111200030312), we get a palindrome (31414200241413).

The spelling of 21303000211101 in words is "twenty-one trillion, three hundred three billion, two hundred eleven thousand, one hundred one".