22140321123 has 8 divisors (see below), whose sum is σ = 29796320448. Its totient is φ = 14622267944.

The previous prime is 22140321107. The next prime is 22140321167. The reversal of 22140321123 is 32112304122.

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

It is a cyclic number.

It is not a de Polignac number, because 22140321123 - 2⁴ = 22140321107 is a prime.

It is a super-2 number, since 2×22140321123² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22140321123.

It is not an unprimeable number, because it can be changed into a prime (22140321173) 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, 34486161 + ... + 34486802.

It is an arithmetic number, because the mean of its divisors is an integer number (3724540056).

Almost surely, 2^22140321123 is an apocalyptic number.

22140321123 is a deficient number, since it is larger than the sum of its proper divisors (7655999325).

22140321123 is a wasteful number, since it uses less digits than its factorization.

22140321123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68973073.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 22140321123 its reverse (32112304122), we get a palindrome (54252625245).

The spelling of 22140321123 in words is "twenty-two billion, one hundred forty million, three hundred twenty-one thousand, one hundred twenty-three".