12152122 has 8 divisors (see below), whose sum is σ = 18372096. Its totient is φ = 6028092.

The previous prime is 12152099. The next prime is 12152137. The reversal of 12152122 is 22125121.

It is a happy number.

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 = 12152096 and 12152105.

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, 23668 + ... + 24175.

It is an arithmetic number, because the mean of its divisors is an integer number (2296512).

Almost surely, 2^12152122 is an apocalyptic number.

12152122 is a deficient number, since it is larger than the sum of its proper divisors (6219974).

12152122 is a wasteful number, since it uses less digits than its factorization.

12152122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47972.

The product of its digits is 80, while the sum is 16.

The square root of 12152122 is about 3485.9893860997. The cubic root of 12152122 is about 229.9062125490.

Adding to 12152122 its reverse (22125121), we get a palindrome (34277243).

The spelling of 12152122 in words is "twelve million, one hundred fifty-two thousand, one hundred twenty-two".