12221120000023 has 8 divisors (see below), whose sum is σ = 13334801133456. Its totient is φ = 11107883904000.

The previous prime is 12221119999967. The next prime is 12221120000081. The reversal of 12221120000023 is 32000002112221.

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 not a de Polignac number, because 12221120000023 - 2³³ = 12212530065431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12221119999961 and 12221120000006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12221120009023) 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, 111201928 + ... + 111311773.

It is an arithmetic number, because the mean of its divisors is an integer number (1666850141682).

Almost surely, 2^{12221120000023} is an apocalyptic number.

12221120000023 is a deficient number, since it is larger than the sum of its proper divisors (1113681133433).

12221120000023 is a wasteful number, since it uses less digits than its factorization.

12221120000023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222518705.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12221120000023 its reverse (32000002112221), we get a palindrome (44221122112244).

The spelling of 12221120000023 in words is "twelve trillion, two hundred twenty-one billion, one hundred twenty million, twenty-three", and thus it is an aban number.