12050214251 has 4 divisors (see below), whose sum is σ = 12063500952. Its totient is φ = 12036927552.

The previous prime is 12050214233. The next prime is 12050214277. The reversal of 12050214251 is 15241205021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12050214251 - 2³⁰ = 10976472427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12050210251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6641990 + ... + 6643803.

It is an arithmetic number, because the mean of its divisors is an integer number (3015875238).

Almost surely, 2^12050214251 is an apocalyptic number.

12050214251 is a deficient number, since it is larger than the sum of its proper divisors (13286701).

12050214251 is an equidigital number, since it uses as much as digits as its factorization.

12050214251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13286700.

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 12050214251 its reverse (15241205021), we get a palindrome (27291419272).

The spelling of 12050214251 in words is "twelve billion, fifty million, two hundred fourteen thousand, two hundred fifty-one".