140120433341021 has 6 divisors (see below), whose sum is σ = 162997238784510. Its totient is φ = 120103228577976.

The previous prime is 140120433340981. The next prime is 140120433341071. The reversal of 140120433341021 is 120143334021041.

It can be written as a sum of positive squares in only one way, i.e., 139136887096900 + 983546244121 = 11795630^2 + 991739^2 .

It is not a de Polignac number, because 140120433341021 - 2²⁶ = 140120366232157 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 (140120433341071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1429800340166 + ... + 1429800340263.

It is an arithmetic number, because the mean of its divisors is an integer number (27166206464085).

Almost surely, 2^{140120433341021} is an apocalyptic number.

It is an amenable number.

140120433341021 is a deficient number, since it is larger than the sum of its proper divisors (22876805443489).

140120433341021 is an equidigital number, since it uses as much as digits as its factorization.

140120433341021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2859600680443 (or 2859600680436 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 140120433341021 its reverse (120143334021041), we get a palindrome (260263767362062).

The spelling of 140120433341021 in words is "one hundred forty trillion, one hundred twenty billion, four hundred thirty-three million, three hundred forty-one thousand, twenty-one".