140202220321 has 8 divisors (see below), whose sum is σ = 142917220800. Its totient is φ = 137498509680.

The previous prime is 140202220187. The next prime is 140202220331. The reversal of 140202220321 is 123022202041.

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 140202220321 - 2⁹ = 140202219809 is a prime.

It is a super-3 number, since 3×140202220321³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140202220331) 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, 2797381 + ... + 2847058.

It is an arithmetic number, because the mean of its divisors is an integer number (17864652600).

Almost surely, 2^140202220321 is an apocalyptic number.

It is an amenable number.

140202220321 is a deficient number, since it is larger than the sum of its proper divisors (2715000479).

140202220321 is an equidigital number, since it uses as much as digits as its factorization.

140202220321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5644919.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 140202220321 its reverse (123022202041), we get a palindrome (263224422362).

The spelling of 140202220321 in words is "one hundred forty billion, two hundred two million, two hundred twenty thousand, three hundred twenty-one".