140102312024021 has 8 divisors (see below), whose sum is σ = 140381894278080. Its totient is φ = 139822733932992.

The previous prime is 140102312023987. The next prime is 140102312024039. The reversal of 140102312024021 is 120420213201041.

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 140102312024021 - 2³⁰ = 140101238282197 is a prime.

It is a super-2 number, since 2×140102312024021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140102312024321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71352221 + ... + 73289453.

It is an arithmetic number, because the mean of its divisors is an integer number (17547736784760).

Almost surely, 2^{140102312024021} is an apocalyptic number.

It is an amenable number.

140102312024021 is a deficient number, since it is larger than the sum of its proper divisors (279582254059).

140102312024021 is a wasteful number, since it uses less digits than its factorization.

140102312024021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2081515.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 140102312024021 its reverse (120420213201041), we get a palindrome (260522525225062).

The spelling of 140102312024021 in words is "one hundred forty trillion, one hundred two billion, three hundred twelve million, twenty-four thousand, twenty-one".