1222557043363 has 2 divisors, whose sum is σ = 1222557043364. Its totient is φ = 1222557043362.

The previous prime is 1222557043333. The next prime is 1222557043369. The reversal of 1222557043363 is 3633407552221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222557043363 is a prime.

It is not a weakly prime, because it can be changed into another prime (1222557043369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611278521681 + 611278521682.

It is an arithmetic number, because the mean of its divisors is an integer number (611278521682).

Almost surely, 2^{1222557043363} is an apocalyptic number.

1222557043363 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222557043363 is an equidigital number, since it uses as much as digits as its factorization.

1222557043363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 43.

The spelling of 1222557043363 in words is "one trillion, two hundred twenty-two billion, five hundred fifty-seven million, forty-three thousand, three hundred sixty-three".