140032111443021 has 12 divisors (see below), whose sum is σ = 231164120477472. Its totient is φ = 80018349395976.

The previous prime is 140032111443017. The next prime is 140032111443053. The reversal of 140032111443021 is 120344111230041.

It is a happy number.

140032111443021 is a `hidden beast` number, since 1 + 4 + 0 + 0 + 3 + 211 + 1 + 443 + 0 + 2 + 1 = 666.

It is not a de Polignac number, because 140032111443021 - 2² = 140032111443017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140032111443011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1111365963771 + ... + 1111365963896.

It is an arithmetic number, because the mean of its divisors is an integer number (19263676706456).

Almost surely, 2^{140032111443021} is an apocalyptic number.

It is an amenable number.

140032111443021 is a deficient number, since it is larger than the sum of its proper divisors (91132009034451).

140032111443021 is a wasteful number, since it uses less digits than its factorization.

140032111443021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222731927680 (or 2222731927677 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 140032111443021 its reverse (120344111230041), we get a palindrome (260376222673062).

The spelling of 140032111443021 in words is "one hundred forty trillion, thirty-two billion, one hundred eleven million, four hundred forty-three thousand, twenty-one".