140234220011443 has 32 divisors (see below), whose sum is σ = 151669023868800. Its totient is φ = 129188667531264.

The previous prime is 140234220011383. The next prime is 140234220011447. The reversal of 140234220011443 is 344110022432041.

It is a happy number.

It is not a de Polignac number, because 140234220011443 - 2³⁷ = 140096781057971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140234220011447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73471621 + ... + 75356137.

It is an arithmetic number, because the mean of its divisors is an integer number (4739656995900).

Almost surely, 2^{140234220011443} is an apocalyptic number.

140234220011443 is a deficient number, since it is larger than the sum of its proper divisors (11434803857357).

140234220011443 is a wasteful number, since it uses less digits than its factorization.

140234220011443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1885119.

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

Adding to 140234220011443 its reverse (344110022432041), we get a palindrome (484344242443484).

The spelling of 140234220011443 in words is "one hundred forty trillion, two hundred thirty-four billion, two hundred twenty million, eleven thousand, four hundred forty-three".