1421442242311 has 16 divisors (see below), whose sum is σ = 1749972078400. Its totient is φ = 1124333146368.

The previous prime is 1421442242291. The next prime is 1421442242351. The reversal of 1421442242311 is 1132422441241.

It is a cyclic number.

It is not a de Polignac number, because 1421442242311 - 2⁵ = 1421442242279 is a prime.

It is a super-2 number, since 2×1421442242311² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421442242351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1935726 + ... + 2567083.

It is an arithmetic number, because the mean of its divisors is an integer number (109373254900).

Almost surely, 2^{1421442242311} is an apocalyptic number.

1421442242311 is a deficient number, since it is larger than the sum of its proper divisors (328529836089).

1421442242311 is a wasteful number, since it uses less digits than its factorization.

1421442242311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4506298.

The product of its digits is 12288, while the sum is 31.

Adding to 1421442242311 its reverse (1132422441241), we get a palindrome (2553864683552).

The spelling of 1421442242311 in words is "one trillion, four hundred twenty-one billion, four hundred forty-two million, two hundred forty-two thousand, three hundred eleven".