1225150200451 has 2 divisors, whose sum is σ = 1225150200452. Its totient is φ = 1225150200450.

The previous prime is 1225150200419. The next prime is 1225150200551. The reversal of 1225150200451 is 1540020515221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1225150200451 - 2⁵ = 1225150200419 is a prime.

It is not a weakly prime, because it can be changed into another prime (1225150200251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612575100225 + 612575100226.

It is an arithmetic number, because the mean of its divisors is an integer number (612575100226).

Almost surely, 2^{1225150200451} is an apocalyptic number.

1225150200451 is a deficient number, since it is larger than the sum of its proper divisors (1).

1225150200451 is an equidigital number, since it uses as much as digits as its factorization.

1225150200451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 1225150200451 its reverse (1540020515221), we get a palindrome (2765170715672).

The spelling of 1225150200451 in words is "one trillion, two hundred twenty-five billion, one hundred fifty million, two hundred thousand, four hundred fifty-one".