1420321124443 has 16 divisors (see below), whose sum is σ = 1550220769440. Its totient is φ = 1293455932416.

The previous prime is 1420321124437. The next prime is 1420321124447. The reversal of 1420321124443 is 3444211230241.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1420321124443 - 2⁹ = 1420321123931 is a prime.

It is a super-3 number, since 3×1420321124443³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1420321124447) 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, 1376833 + ... + 2176306.

It is an arithmetic number, because the mean of its divisors is an integer number (96888798090).

Almost surely, 2^{1420321124443} is an apocalyptic number.

1420321124443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1420321124443 is a deficient number, since it is larger than the sum of its proper divisors (129899644997).

1420321124443 is a wasteful number, since it uses less digits than its factorization.

1420321124443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3553566.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 1420321124443 its reverse (3444211230241), we get a palindrome (4864532354684).

The spelling of 1420321124443 in words is "one trillion, four hundred twenty billion, three hundred twenty-one million, one hundred twenty-four thousand, four hundred forty-three".