2121211201163 has 2 divisors, whose sum is σ = 2121211201164. Its totient is φ = 2121211201162.

The previous prime is 2121211201141. The next prime is 2121211201229. The reversal of 2121211201163 is 3611021121212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2121211201163 - 2²² = 2121207006859 is a prime.

It is not a weakly prime, because it can be changed into another prime (2121211201663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060605600581 + 1060605600582.

It is an arithmetic number, because the mean of its divisors is an integer number (1060605600582).

Almost surely, 2^{2121211201163} is an apocalyptic number.

2121211201163 is a deficient number, since it is larger than the sum of its proper divisors (1).

2121211201163 is an equidigital number, since it uses as much as digits as its factorization.

2121211201163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 2121211201163 its reverse (3611021121212), we get a palindrome (5732232322375).

The spelling of 2121211201163 in words is "two trillion, one hundred twenty-one billion, two hundred eleven million, two hundred one thousand, one hundred sixty-three".