1222220233037 has 2 divisors, whose sum is σ = 1222220233038. Its totient is φ = 1222220233036.

The previous prime is 1222220233021. The next prime is 1222220233057. The reversal of 1222220233037 is 7303320222221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 872195359396 + 350024873641 = 933914^2 + 591629^2 .

It is a cyclic number.

It is not a de Polignac number, because 1222220233037 - 2⁴ = 1222220233021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1222220233057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611110116518 + 611110116519.

It is an arithmetic number, because the mean of its divisors is an integer number (611110116519).

Almost surely, 2^{1222220233037} is an apocalyptic number.

It is an amenable number.

1222220233037 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222220233037 is an equidigital number, since it uses as much as digits as its factorization.

1222220233037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 29.

Adding to 1222220233037 its reverse (7303320222221), we get a palindrome (8525540455258).

The spelling of 1222220233037 in words is "one trillion, two hundred twenty-two billion, two hundred twenty million, two hundred thirty-three thousand, thirty-seven".