21133300222101 has 8 divisors (see below), whose sum is σ = 28939293997984. Its totient is φ = 13708086630480.

The previous prime is 21133300222049. The next prime is 21133300222219. The reversal of 21133300222101 is 10122200333112.

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

It is not a de Polignac number, because 21133300222101 - 2¹⁵ = 21133300189333 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21133300222301) 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, 95195045935 + ... + 95195046156.

It is an arithmetic number, because the mean of its divisors is an integer number (3617411749748).

Almost surely, 2^{21133300222101} is an apocalyptic number.

It is an amenable number.

21133300222101 is a deficient number, since it is larger than the sum of its proper divisors (7805993775883).

21133300222101 is a wasteful number, since it uses less digits than its factorization.

21133300222101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190390092131.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 21133300222101 its reverse (10122200333112), we get a palindrome (31255500555213).

The spelling of 21133300222101 in words is "twenty-one trillion, one hundred thirty-three billion, three hundred million, two hundred twenty-two thousand, one hundred one".