22005303412530 has 64 divisors (see below), whose sum is σ = 53810489980800. Its totient is φ = 5757223819776.

The previous prime is 22005303412481. The next prime is 22005303412541. The reversal of 22005303412530 is 3521430350022.

It is a super-2 number, since 2×22005303412530² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77209669 + ... + 77494151.

It is an arithmetic number, because the mean of its divisors is an integer number (840788905950).

Almost surely, 2^{22005303412530} is an apocalyptic number.

22005303412530 is an abundant number, since it is smaller than the sum of its proper divisors (31805186568270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22005303412530 is a wasteful number, since it uses less digits than its factorization.

22005303412530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333195.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 22005303412530 its reverse (3521430350022), we get a palindrome (25526733762552).

The spelling of 22005303412530 in words is "twenty-two trillion, five billion, three hundred three million, four hundred twelve thousand, five hundred thirty".