22170430401 has 8 divisors (see below), whose sum is σ = 33783513024. Its totient is φ = 12668817360.

The previous prime is 22170430397. The next prime is 22170430409. The reversal of 22170430401 is 10403407122.

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 22170430401 - 2² = 22170430397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22170430409) 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 7 ways as a sum of consecutive naturals, for example, 527867370 + ... + 527867411.

It is an arithmetic number, because the mean of its divisors is an integer number (4222939128).

Almost surely, 2^22170430401 is an apocalyptic number.

22170430401 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22170430401 is a deficient number, since it is larger than the sum of its proper divisors (11613082623).

22170430401 is a wasteful number, since it uses less digits than its factorization.

22170430401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055734791.

The product of its (nonzero) digits is 1344, while the sum is 24.

Adding to 22170430401 its reverse (10403407122), we get a palindrome (32573837523).

The spelling of 22170430401 in words is "twenty-two billion, one hundred seventy million, four hundred thirty thousand, four hundred one".