22321321197 has 8 divisors (see below), whose sum is σ = 34013441856. Its totient is φ = 12755040672.

The previous prime is 22321321193. The next prime is 22321321219. The reversal of 22321321197 is 79112312322.

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 22321321197 - 2² = 22321321193 is a prime.

It is a super-4 number, since 4×22321321197⁴ (a number of 42 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22321321193) 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, 531460008 + ... + 531460049.

It is an arithmetic number, because the mean of its divisors is an integer number (4251680232).

Almost surely, 2^22321321197 is an apocalyptic number.

It is an amenable number.

22321321197 is a deficient number, since it is larger than the sum of its proper divisors (11692120659).

22321321197 is a wasteful number, since it uses less digits than its factorization.

22321321197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062920067.

The product of its digits is 9072, while the sum is 33.

The spelling of 22321321197 in words is "twenty-two billion, three hundred twenty-one million, three hundred twenty-one thousand, one hundred ninety-seven".