140233234021 has 8 divisors (see below), whose sum is σ = 143658648000. Its totient is φ = 136808062560.

The previous prime is 140233233997. The next prime is 140233234079. The reversal of 140233234021 is 120432332041.

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 140233234021 - 2³⁷ = 2794280549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140233264021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1794400 + ... + 1870918.

It is an arithmetic number, because the mean of its divisors is an integer number (17957331000).

Almost surely, 2^140233234021 is an apocalyptic number.

It is an amenable number.

140233234021 is a deficient number, since it is larger than the sum of its proper divisors (3425413979).

140233234021 is an equidigital number, since it uses as much as digits as its factorization.

140233234021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121259.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 140233234021 its reverse (120432332041), we get a palindrome (260665566062).

The spelling of 140233234021 in words is "one hundred forty billion, two hundred thirty-three million, two hundred thirty-four thousand, twenty-one".