1421423312211 has 24 divisors (see below), whose sum is σ = 2346529242720. Its totient is φ = 812223662976.

The previous prime is 1421423312191. The next prime is 1421423312227. The reversal of 1421423312211 is 1122133241241.

1421423312211 is a `hidden beast` number, since 1 + 4 + 21 + 423 + 3 + 1 + 2 + 211 = 666.

It is not a de Polignac number, because 1421423312211 - 2⁷ = 1421423312083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1421423317211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2881741 + ... + 3338753.

It is an arithmetic number, because the mean of its divisors is an integer number (97772051780).

Almost surely, 2^{1421423312211} is an apocalyptic number.

1421423312211 is a deficient number, since it is larger than the sum of its proper divisors (925105930509).

1421423312211 is a wasteful number, since it uses less digits than its factorization.

1421423312211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506395 (or 506392 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

Adding to 1421423312211 its reverse (1122133241241), we get a palindrome (2543556553452).

The spelling of 1421423312211 in words is "one trillion, four hundred twenty-one billion, four hundred twenty-three million, three hundred twelve thousand, two hundred eleven".