11221625126051 has 4 divisors (see below), whose sum is σ = 11221634835432. Its totient is φ = 11221615416672.

The previous prime is 11221625126027. The next prime is 11221625126057. The reversal of 11221625126051 is 15062152612211.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11221625126051 - 2¹⁰ = 11221625125027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11221625126057) 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, 2843270 + ... + 5525163.

It is an arithmetic number, because the mean of its divisors is an integer number (2805408708858).

Almost surely, 2^{11221625126051} is an apocalyptic number.

11221625126051 is a deficient number, since it is larger than the sum of its proper divisors (9709381).

11221625126051 is an equidigital number, since it uses as much as digits as its factorization.

11221625126051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9709380.

The product of its (nonzero) digits is 14400, while the sum is 35.

Adding to 11221625126051 its reverse (15062152612211), we get a palindrome (26283777738262).

The spelling of 11221625126051 in words is "eleven trillion, two hundred twenty-one billion, six hundred twenty-five million, one hundred twenty-six thousand, fifty-one".