140235100001 has 4 divisors (see below), whose sum is σ = 140239388052. Its totient is φ = 140230811952.

The previous prime is 140235099971. The next prime is 140235100091. The reversal of 140235100001 is 100001532041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100001532041 = 2999 ⋅33344959.

It can be written as a sum of positive squares in 2 ways, for example, as 138699635776 + 1535464225 = 372424^2 + 39185^2 .

It is a cyclic number.

It is not a de Polignac number, because 140235100001 - 2⁶ = 140235099937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140235100091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2094590 + ... + 2160503.

It is an arithmetic number, because the mean of its divisors is an integer number (35059847013).

Almost surely, 2^140235100001 is an apocalyptic number.

It is an amenable number.

140235100001 is a deficient number, since it is larger than the sum of its proper divisors (4288051).

140235100001 is an equidigital number, since it uses as much as digits as its factorization.

140235100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4288050.

The product of its (nonzero) digits is 120, while the sum is 17.

Adding to 140235100001 its reverse (100001532041), we get a palindrome (240236632042).

The spelling of 140235100001 in words is "one hundred forty billion, two hundred thirty-five million, one hundred thousand, one".