2421144441211 has 2 divisors, whose sum is σ = 2421144441212. Its totient is φ = 2421144441210.

The previous prime is 2421144441203. The next prime is 2421144441239. The reversal of 2421144441211 is 1121444411242.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2421144441211 - 2³ = 2421144441203 is a prime.

It is not a weakly prime, because it can be changed into another prime (2421144441251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210572220605 + 1210572220606.

It is an arithmetic number, because the mean of its divisors is an integer number (1210572220606).

Almost surely, 2^{2421144441211} is an apocalyptic number.

2421144441211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421144441211 is an equidigital number, since it uses as much as digits as its factorization.

2421144441211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8192, while the sum is 31.

Adding to 2421144441211 its reverse (1121444411242), we get a palindrome (3542588852453).

The spelling of 2421144441211 in words is "two trillion, four hundred twenty-one billion, one hundred forty-four million, four hundred forty-one thousand, two hundred eleven".