140303433340021 has 8 divisors (see below), whose sum is σ = 160594612156800. Its totient is φ = 120074212322448.

The previous prime is 140303433339917. The next prime is 140303433340069. The reversal of 140303433340021 is 120043334303041.

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 140303433340021 - 2¹⁵ = 140303433307253 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 (140303433340321) 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, 15489444946 + ... + 15489454003.

It is an arithmetic number, because the mean of its divisors is an integer number (20074326519600).

Almost surely, 2^{140303433340021} is an apocalyptic number.

It is an amenable number.

140303433340021 is a deficient number, since it is larger than the sum of its proper divisors (20291178816779).

140303433340021 is an equidigital number, since it uses as much as digits as its factorization.

140303433340021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30978899603.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 140303433340021 its reverse (120043334303041), we get a palindrome (260346767643062).

The spelling of 140303433340021 in words is "one hundred forty trillion, three hundred three billion, four hundred thirty-three million, three hundred forty thousand, twenty-one".