1213414225251 has 8 divisors (see below), whose sum is σ = 1637378232000. Its totient is φ = 799196517672.

The previous prime is 1213414225237. The next prime is 1213414225301. The reversal of 1213414225251 is 1525224143121.

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

It is not a de Polignac number, because 1213414225251 - 2¹⁰ = 1213414224227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1213414223251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2436574501 + ... + 2436574998.

It is an arithmetic number, because the mean of its divisors is an integer number (204672279000).

Almost surely, 2^{1213414225251} is an apocalyptic number.

1213414225251 is a deficient number, since it is larger than the sum of its proper divisors (423964006749).

1213414225251 is an equidigital number, since it uses as much as digits as its factorization.

1213414225251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4873149585.

The product of its digits is 19200, while the sum is 33.

Adding to 1213414225251 its reverse (1525224143121), we get a palindrome (2738638368372).

The spelling of 1213414225251 in words is "one trillion, two hundred thirteen billion, four hundred fourteen million, two hundred twenty-five thousand, two hundred fifty-one".