22504423221035 has 8 divisors (see below), whose sum is σ = 30863208988896. Its totient is φ = 15431604494400.

The previous prime is 22504423221031. The next prime is 22504423221073. The reversal of 22504423221035 is 53012232440522.

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

It is not a de Polignac number, because 22504423221035 - 2² = 22504423221031 is a prime.

It is a super-2 number, since 2×22504423221035² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 642983520601 = 22504423221035 / (2 + 2 + 5 + 0 + 4 + 4 + 2 + 3 + 2 + 2 + 1 + 0 + 3 + 5).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22504423220986 and 22504423221004.

It is not an unprimeable number, because it can be changed into a prime (22504423221031) 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, 321491760266 + ... + 321491760335.

It is an arithmetic number, because the mean of its divisors is an integer number (3857901123612).

Almost surely, 2^{22504423221035} is an apocalyptic number.

22504423221035 is a deficient number, since it is larger than the sum of its proper divisors (8358785767861).

22504423221035 is an equidigital number, since it uses as much as digits as its factorization.

22504423221035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642983520613.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 22504423221035 its reverse (53012232440522), we get a palindrome (75516655661557).

The spelling of 22504423221035 in words is "twenty-two trillion, five hundred four billion, four hundred twenty-three million, two hundred twenty-one thousand, thirty-five".