12003221151 has 24 divisors (see below), whose sum is σ = 17702069840. Its totient is φ = 7835688576.

The previous prime is 12003221141. The next prime is 12003221201. The reversal of 12003221151 is 15112230021.

It is not a de Polignac number, because 12003221151 - 2¹⁰ = 12003220127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12003221141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25605 + ... + 157041.

Almost surely, 2^12003221151 is an apocalyptic number.

12003221151 is a deficient number, since it is larger than the sum of its proper divisors (5698848689).

12003221151 is a wasteful number, since it uses less digits than its factorization.

12003221151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131655 (or 131652 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

Adding to 12003221151 its reverse (15112230021), we get a palindrome (27115451172).

The spelling of 12003221151 in words is "twelve billion, three million, two hundred twenty-one thousand, one hundred fifty-one".