101211444203 has 2 divisors, whose sum is σ = 101211444204. Its totient is φ = 101211444202.

The previous prime is 101211444199. The next prime is 101211444209. The reversal of 101211444203 is 302444112101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101211444203 - 2² = 101211444199 is a prime.

It is not a weakly prime, because it can be changed into another prime (101211444209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605722101 + 50605722102.

It is an arithmetic number, because the mean of its divisors is an integer number (50605722102).

Almost surely, 2^101211444203 is an apocalyptic number.

101211444203 is a deficient number, since it is larger than the sum of its proper divisors (1).

101211444203 is an equidigital number, since it uses as much as digits as its factorization.

101211444203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 101211444203 its reverse (302444112101), we get a palindrome (403655556304).

The spelling of 101211444203 in words is "one hundred one billion, two hundred eleven million, four hundred forty-four thousand, two hundred three".