1222026202237 has 2 divisors, whose sum is σ = 1222026202238. Its totient is φ = 1222026202236.

The previous prime is 1222026202183. The next prime is 1222026202261. The reversal of 1222026202237 is 7322026202221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1069747529796 + 152278672441 = 1034286^2 + 390229^2 .

It is a cyclic number.

It is not a de Polignac number, because 1222026202237 - 2²³ = 1222017813629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1222026202199 and 1222026202208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1222026202637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611013101118 + 611013101119.

It is an arithmetic number, because the mean of its divisors is an integer number (611013101119).

Almost surely, 2^{1222026202237} is an apocalyptic number.

It is an amenable number.

1222026202237 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222026202237 is an equidigital number, since it uses as much as digits as its factorization.

1222026202237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 31.

The spelling of 1222026202237 in words is "one trillion, two hundred twenty-two billion, twenty-six million, two hundred two thousand, two hundred thirty-seven".