140033142020021 has 8 divisors (see below), whose sum is σ = 140053331879040. Its totient is φ = 140012953584768.

The previous prime is 140033142019997. The next prime is 140033142020041. The reversal of 140033142020021 is 120020241330041.

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 140033142020021 - 2³⁸ = 139758264113077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140033142020041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204803300 + ... + 205485906.

It is an arithmetic number, because the mean of its divisors is an integer number (17506666484880).

Almost surely, 2^{140033142020021} is an apocalyptic number.

It is an amenable number.

140033142020021 is a deficient number, since it is larger than the sum of its proper divisors (20189859019).

140033142020021 is a wasteful number, since it uses less digits than its factorization.

140033142020021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711883.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 140033142020021 its reverse (120020241330041), we get a palindrome (260053383350062).

The spelling of 140033142020021 in words is "one hundred forty trillion, thirty-three billion, one hundred forty-two million, twenty thousand, twenty-one".