22215320133 has 8 divisors (see below), whose sum is σ = 29833524000. Its totient is φ = 14703664848.

The previous prime is 22215320119. The next prime is 22215320159. The reversal of 22215320133 is 33102351222.

It is a happy number.

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

It is not a de Polignac number, because 22215320133 - 2⁴ = 22215320117 is a prime.

It is a super-2 number, since 2×22215320133² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22215320173) 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, 26636658 + ... + 26637491.

It is an arithmetic number, because the mean of its divisors is an integer number (3729190500).

Almost surely, 2^22215320133 is an apocalyptic number.

It is an amenable number.

22215320133 is a deficient number, since it is larger than the sum of its proper divisors (7618203867).

22215320133 is a wasteful number, since it uses less digits than its factorization.

22215320133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53274291.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 22215320133 its reverse (33102351222), we get a palindrome (55317671355).

The spelling of 22215320133 in words is "twenty-two billion, two hundred fifteen million, three hundred twenty thousand, one hundred thirty-three".