140220210001 has 4 divisors (see below), whose sum is σ = 140527038052. Its totient is φ = 139913381952.

The previous prime is 140220209989. The next prime is 140220210019. The reversal of 140220210001 is 100012022041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100012022041 = 9343 ⋅10704487.

It can be written as a sum of positive squares in 2 ways, for example, as 89999400001 + 50220810000 = 299999^2 + 224100^2 .

It is a cyclic number.

It is not a de Polignac number, because 140220210001 - 2⁷ = 140220209873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140220210301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153413340 + ... + 153414253.

It is an arithmetic number, because the mean of its divisors is an integer number (35131759513).

Almost surely, 2^140220210001 is an apocalyptic number.

It is an amenable number.

140220210001 is a deficient number, since it is larger than the sum of its proper divisors (306828051).

140220210001 is an equidigital number, since it uses as much as digits as its factorization.

140220210001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306828050.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 140220210001 its reverse (100012022041), we get a palindrome (240232232042).

The spelling of 140220210001 in words is "one hundred forty billion, two hundred twenty million, two hundred ten thousand, one".