22220422012305 has 24 divisors (see below), whose sum is σ = 42016797987840. Its totient is φ = 10773537945120.

The previous prime is 22220422012267. The next prime is 22220422012457. The reversal of 22220422012305 is 50321022402222.

It is a happy number.

22220422012305 is a `hidden beast` number, since 2 + 2 + 2 + 2 + 0 + 422 + 0 + 1 + 230 + 5 = 666.

It is not a de Polignac number, because 22220422012305 - 2¹¹ = 22220422010257 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22444870225 + ... + 22444871214.

It is an arithmetic number, because the mean of its divisors is an integer number (1750699916160).

Almost surely, 2^{22220422012305} is an apocalyptic number.

It is an amenable number.

22220422012305 is a deficient number, since it is larger than the sum of its proper divisors (19796375975535).

22220422012305 is a wasteful number, since it uses less digits than its factorization.

22220422012305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44889741461 (or 44889741458 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 22220422012305 its reverse (50321022402222), we get a palindrome (72541444414527).

The spelling of 22220422012305 in words is "twenty-two trillion, two hundred twenty billion, four hundred twenty-two million, twelve thousand, three hundred five".