1222244402051 has 2 divisors, whose sum is σ = 1222244402052. Its totient is φ = 1222244402050.

The previous prime is 1222244402047. The next prime is 1222244402107. The reversal of 1222244402051 is 1502044422221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1222244402051 - 2² = 1222244402047 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1222244402651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611122201025 + 611122201026.

It is an arithmetic number, because the mean of its divisors is an integer number (611122201026).

Almost surely, 2^{1222244402051} is an apocalyptic number.

1222244402051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222244402051 is an equidigital number, since it uses as much as digits as its factorization.

1222244402051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10240, while the sum is 29.

Adding to 1222244402051 its reverse (1502044422221), we get a palindrome (2724288824272).

The spelling of 1222244402051 in words is "one trillion, two hundred twenty-two billion, two hundred forty-four million, four hundred two thousand, fifty-one".