12211210201023 has 12 divisors (see below), whose sum is σ = 17820254063248. Its totient is φ = 8056880956800.

The previous prime is 12211210201013. The next prime is 12211210201031. The reversal of 12211210201023 is 32010201211221.

It is not a de Polignac number, because 12211210201023 - 2⁵ = 12211210200991 is a prime.

It is a super-2 number, since 2×12211210201023² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12211210200987 and 12211210201005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12211210201013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6993819403 + ... + 6993821148.

Almost surely, 2^{12211210201023} is an apocalyptic number.

12211210201023 is a deficient number, since it is larger than the sum of its proper divisors (5609043862225).

12211210201023 is a wasteful number, since it uses less digits than its factorization.

12211210201023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13987640654 (or 13987640651 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 12211210201023 its reverse (32010201211221), we get a palindrome (44221411412244).

The spelling of 12211210201023 in words is "twelve trillion, two hundred eleven billion, two hundred ten million, two hundred one thousand, twenty-three".