1201222199963 has 2 divisors, whose sum is σ = 1201222199964. Its totient is φ = 1201222199962.

The previous prime is 1201222199951. The next prime is 1201222200001. The reversal of 1201222199963 is 3699912221021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1201222199963 - 2⁶ = 1201222199899 is a prime.

It is not a weakly prime, because it can be changed into another prime (1201222199363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600611099981 + 600611099982.

It is an arithmetic number, because the mean of its divisors is an integer number (600611099982).

Almost surely, 2^{1201222199963} is an apocalyptic number.

1201222199963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201222199963 is an equidigital number, since it uses as much as digits as its factorization.

1201222199963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 209952, while the sum is 47.

The spelling of 1201222199963 in words is "one trillion, two hundred one billion, two hundred twenty-two million, one hundred ninety-nine thousand, nine hundred sixty-three".