12261022 has 8 divisors (see below), whose sum is σ = 18415656. Its totient is φ = 6122472.

The previous prime is 12261013. The next prime is 12261043. The reversal of 12261022 is 22016221.

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

It is a junction number, because it is equal to n+sod(n) for n = 12260987 and 12261005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1888 + ... + 5299.

It is an arithmetic number, because the mean of its divisors is an integer number (2301957).

Almost surely, 2^12261022 is an apocalyptic number.

12261022 is a deficient number, since it is larger than the sum of its proper divisors (6154634).

12261022 is an equidigital number, since it uses as much as digits as its factorization.

12261022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8042.

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

The square root of 12261022 is about 3501.5742174057. The cubic root of 12261022 is about 230.5909316039.

Adding to 12261022 its reverse (22016221), we get a palindrome (34277243).

The spelling of 12261022 in words is "twelve million, two hundred sixty-one thousand, twenty-two".