1112202221237 has 2 divisors, whose sum is σ = 1112202221238. Its totient is φ = 1112202221236.

The previous prime is 1112202221197. The next prime is 1112202221381. The reversal of 1112202221237 is 7321222022111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 848952160996 + 263250060241 = 921386^2 + 513079^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112202221237 - 2¹⁸ = 1112201959093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112202121237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556101110618 + 556101110619.

It is an arithmetic number, because the mean of its divisors is an integer number (556101110619).

Almost surely, 2^{1112202221237} is an apocalyptic number.

It is an amenable number.

1112202221237 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112202221237 is an equidigital number, since it uses as much as digits as its factorization.

1112202221237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

Adding to 1112202221237 its reverse (7321222022111), we get a palindrome (8433424243348).

The spelling of 1112202221237 in words is "one trillion, one hundred twelve billion, two hundred two million, two hundred twenty-one thousand, two hundred thirty-seven".