1112220220051 has 2 divisors, whose sum is σ = 1112220220052. Its totient is φ = 1112220220050.

The previous prime is 1112220220009. The next prime is 1112220220073. The reversal of 1112220220051 is 1500220222111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112220220051 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112220220151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556110110025 + 556110110026.

It is an arithmetic number, because the mean of its divisors is an integer number (556110110026).

Almost surely, 2^{1112220220051} is an apocalyptic number.

1112220220051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112220220051 is an equidigital number, since it uses as much as digits as its factorization.

1112220220051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 1112220220051 its reverse (1500220222111), we get a palindrome (2612440442162).

The spelling of 1112220220051 in words is "one trillion, one hundred twelve billion, two hundred twenty million, two hundred twenty thousand, fifty-one".