201222099956503 has 2 divisors, whose sum is σ = 201222099956504. Its totient is φ = 201222099956502.

The previous prime is 201222099956497. The next prime is 201222099956543. The reversal of 201222099956503 is 305659990222102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201222099956503 - 2¹⁷ = 201222099825431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201222099956543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100611049978251 + 100611049978252.

It is an arithmetic number, because the mean of its divisors is an integer number (100611049978252).

Almost surely, 2^{201222099956503} is an apocalyptic number.

201222099956503 is a deficient number, since it is larger than the sum of its proper divisors (1).

201222099956503 is an equidigital number, since it uses as much as digits as its factorization.

201222099956503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5248800, while the sum is 55.

The spelling of 201222099956503 in words is "two hundred one trillion, two hundred twenty-two billion, ninety-nine million, nine hundred fifty-six thousand, five hundred three".