140302141220443 has 16 divisors (see below), whose sum is σ = 147761801256960. Its totient is φ = 132956052219936.

The previous prime is 140302141220431. The next prime is 140302141220503. The reversal of 140302141220443 is 344022141203041.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 140302141220443 - 2⁹ = 140302141219931 is a prime.

It is a super-2 number, since 2×140302141220443² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140302141221443) 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, 19473846 + ... + 25687252.

It is an arithmetic number, because the mean of its divisors is an integer number (9235112578560).

Almost surely, 2^{140302141220443} is an apocalyptic number.

140302141220443 is a deficient number, since it is larger than the sum of its proper divisors (7459660036517).

140302141220443 is a wasteful number, since it uses less digits than its factorization.

140302141220443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6222546.

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

Adding to 140302141220443 its reverse (344022141203041), we get a palindrome (484324282423484).

The spelling of 140302141220443 in words is "one hundred forty trillion, three hundred two billion, one hundred forty-one million, two hundred twenty thousand, four hundred forty-three".