1211211200063 has 2 divisors, whose sum is σ = 1211211200064. Its totient is φ = 1211211200062.

The previous prime is 1211211200053. The next prime is 1211211200077. The reversal of 1211211200063 is 3600021121121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1211211200063 - 2¹⁰ = 1211211199039 is a prime.

It is a super-2 number, since 2×1211211200063² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1211211200053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605605600031 + 605605600032.

It is an arithmetic number, because the mean of its divisors is an integer number (605605600032).

Almost surely, 2^{1211211200063} is an apocalyptic number.

1211211200063 is a deficient number, since it is larger than the sum of its proper divisors (1).

1211211200063 is an equidigital number, since it uses as much as digits as its factorization.

1211211200063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1211211200063 its reverse (3600021121121), we get a palindrome (4811232321184).

The spelling of 1211211200063 in words is "one trillion, two hundred eleven billion, two hundred eleven million, two hundred thousand, sixty-three".