22021300133 has 16 divisors (see below), whose sum is σ = 26040458880. Its totient is φ = 18220727616.

The previous prime is 22021300111. The next prime is 22021300139. The reversal of 22021300133 is 33100312022.

It is not a de Polignac number, because 22021300133 - 2¹⁰ = 22021299109 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 (22021300139) 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, 1396310 + ... + 1411992.

It is an arithmetic number, because the mean of its divisors is an integer number (1627528680).

Almost surely, 2^22021300133 is an apocalyptic number.

It is an amenable number.

22021300133 is a deficient number, since it is larger than the sum of its proper divisors (4019158747).

22021300133 is a wasteful number, since it uses less digits than its factorization.

22021300133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22636.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 22021300133 its reverse (33100312022), we get a palindrome (55121612155).

The spelling of 22021300133 in words is "twenty-two billion, twenty-one million, three hundred thousand, one hundred thirty-three".