1220014111237 has 2 divisors, whose sum is σ = 1220014111238. Its totient is φ = 1220014111236.

The previous prime is 1220014111177. The next prime is 1220014111259. The reversal of 1220014111237 is 7321114100221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1216805341921 + 3208769316 = 1103089^2 + 56646^2 .

It is a cyclic number.

It is not a de Polignac number, because 1220014111237 - 2¹⁵ = 1220014078469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1220014114237) 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, 610007055618 + 610007055619.

It is an arithmetic number, because the mean of its divisors is an integer number (610007055619).

Almost surely, 2^{1220014111237} is an apocalyptic number.

It is an amenable number.

1220014111237 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220014111237 is an equidigital number, since it uses as much as digits as its factorization.

1220014111237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 25.

Adding to 1220014111237 its reverse (7321114100221), we get a palindrome (8541128211458).

The spelling of 1220014111237 in words is "one trillion, two hundred twenty billion, fourteen million, one hundred eleven thousand, two hundred thirty-seven".