22012022122123 has 8 divisors (see below), whose sum is σ = 24019116868656. Its totient is φ = 20005927680000.

The previous prime is 22012022122039. The next prime is 22012022122171. The reversal of 22012022122123 is 32122122021022.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22012022122123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22012022122094 and 22012022122103.

It is not an unprimeable number, because it can be changed into a prime (22012022122193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250030086 + ... + 250118107.

It is an arithmetic number, because the mean of its divisors is an integer number (3002389608582).

Almost surely, 2^{22012022122123} is an apocalyptic number.

22012022122123 is a deficient number, since it is larger than the sum of its proper divisors (2007094746533).

22012022122123 is a wasteful number, since it uses less digits than its factorization.

22012022122123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500152205.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 22012022122123 its reverse (32122122021022), we get a palindrome (54134144143145).

The spelling of 22012022122123 in words is "twenty-two trillion, twelve billion, twenty-two million, one hundred twenty-two thousand, one hundred twenty-three".