1421242444031 has 8 divisors (see below), whose sum is σ = 1470367970400. Its totient is φ = 1372124728800.

The previous prime is 1421242443979. The next prime is 1421242444117. The reversal of 1421242444031 is 1304442421241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1421242444031 - 2³⁰ = 1420168702207 is a prime.

It is a super-2 number, since 2×1421242444031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421242444331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1581395 + ... + 2311556.

It is an arithmetic number, because the mean of its divisors is an integer number (183795996300).

Almost surely, 2^{1421242444031} is an apocalyptic number.

1421242444031 is a deficient number, since it is larger than the sum of its proper divisors (49125526369).

1421242444031 is a wasteful number, since it uses less digits than its factorization.

1421242444031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3905569.

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 1421242444031 its reverse (1304442421241), we get a palindrome (2725684865272).

The spelling of 1421242444031 in words is "one trillion, four hundred twenty-one billion, two hundred forty-two million, four hundred forty-four thousand, thirty-one".