1222223202929 has 2 divisors, whose sum is σ = 1222223202930. Its totient is φ = 1222223202928.

The previous prime is 1222223202883. The next prime is 1222223203021. The reversal of 1222223202929 is 9292023222221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1201183120225 + 21040082704 = 1095985^2 + 145052^2 .

It is a cyclic number.

It is not a de Polignac number, because 1222223202929 - 2⁴⁰ = 122711575153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1222223202892 and 1222223202901.

It is not a weakly prime, because it can be changed into another prime (1222223232929) 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, 611111601464 + 611111601465.

It is an arithmetic number, because the mean of its divisors is an integer number (611111601465).

Almost surely, 2^{1222223202929} is an apocalyptic number.

It is an amenable number.

1222223202929 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222223202929 is an equidigital number, since it uses as much as digits as its factorization.

1222223202929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 1222223202929 in words is "one trillion, two hundred twenty-two billion, two hundred twenty-three million, two hundred two thousand, nine hundred twenty-nine".