1420443241031 has 8 divisors (see below), whose sum is σ = 1453290325728. Its totient is φ = 1387904580000.

The previous prime is 1420443240989. The next prime is 1420443241033. The reversal of 1420443241031 is 1301423440241.

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 1420443241031 - 2⁶ = 1420443240967 is a prime.

It is a super-2 number, since 2×1420443241031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1420443240985 and 1420443241003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420443241033) 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 in 7 ways as a sum of consecutive naturals, for example, 77096600 + ... + 77115021.

It is an arithmetic number, because the mean of its divisors is an integer number (181661290716).

Almost surely, 2^{1420443241031} is an apocalyptic number.

1420443241031 is a deficient number, since it is larger than the sum of its proper divisors (32847084697).

1420443241031 is a wasteful number, since it uses less digits than its factorization.

1420443241031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154211833.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1420443241031 its reverse (1301423440241), we get a palindrome (2721866681272).

The spelling of 1420443241031 in words is "one trillion, four hundred twenty billion, four hundred forty-three million, two hundred forty-one thousand, thirty-one".