22221133215045 has 16 divisors (see below), whose sum is σ = 35621793678912. Its totient is φ = 11828610869760.

The previous prime is 22221133215031. The next prime is 22221133215049. The reversal of 22221133215045 is 54051233112222.

It is not a de Polignac number, because 22221133215045 - 2¹⁴ = 22221133198661 is a prime.

It is a super-2 number, since 2×22221133215045² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22221133214997 and 22221133215015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22221133215049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1416253036 + ... + 1416268725.

It is an arithmetic number, because the mean of its divisors is an integer number (2226362104932).

Almost surely, 2^{22221133215045} is an apocalyptic number.

It is an amenable number.

22221133215045 is a deficient number, since it is larger than the sum of its proper divisors (13400660463867).

22221133215045 is a wasteful number, since it uses less digits than its factorization.

22221133215045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2832522292.

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 22221133215045 its reverse (54051233112222), we get a palindrome (76272366327267).

The spelling of 22221133215045 in words is "twenty-two trillion, two hundred twenty-one billion, one hundred thirty-three million, two hundred fifteen thousand, forty-five".