21333011230101 has 16 divisors (see below), whose sum is σ = 28488642567680. Its totient is φ = 14199701986800.

The previous prime is 21333011230099. The next prime is 21333011230147. The reversal of 21333011230101 is 10103211033312.

It is a happy number.

It is not a de Polignac number, because 21333011230101 - 2¹ = 21333011230099 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 (21333011230151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9276816 + ... + 11345718.

It is an arithmetic number, because the mean of its divisors is an integer number (1780540160480).

Almost surely, 2^{21333011230101} is an apocalyptic number.

It is an amenable number.

21333011230101 is a deficient number, since it is larger than the sum of its proper divisors (7155631337579).

21333011230101 is a wasteful number, since it uses less digits than its factorization.

21333011230101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2074296.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 21333011230101 its reverse (10103211033312), we get a palindrome (31436222263413).

The spelling of 21333011230101 in words is "twenty-one trillion, three hundred thirty-three billion, eleven million, two hundred thirty thousand, one hundred one".