12121333151 has 2 divisors, whose sum is σ = 12121333152. Its totient is φ = 12121333150.

The previous prime is 12121333117. The next prime is 12121333187. The reversal of 12121333151 is 15133312121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12121333151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12121336151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060666575 + 6060666576.

It is an arithmetic number, because the mean of its divisors is an integer number (6060666576).

Almost surely, 2^12121333151 is an apocalyptic number.

12121333151 is a deficient number, since it is larger than the sum of its proper divisors (1).

12121333151 is an equidigital number, since it uses as much as digits as its factorization.

12121333151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 540, while the sum is 23.

Adding to 12121333151 its reverse (15133312121), we get a palindrome (27254645272).

The spelling of 12121333151 in words is "twelve billion, one hundred twenty-one million, three hundred thirty-three thousand, one hundred fifty-one".