140023100401001 has 4 divisors (see below), whose sum is σ = 140192414912592. Its totient is φ = 139853785889412.

The previous prime is 140023100400983. The next prime is 140023100401061. The reversal of 140023100401001 is 100104001320041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140023100401001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140023100401061) 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, 84657254555 + ... + 84657256208.

It is an arithmetic number, because the mean of its divisors is an integer number (35048103728148).

Almost surely, 2^{140023100401001} is an apocalyptic number.

It is an amenable number.

140023100401001 is a deficient number, since it is larger than the sum of its proper divisors (169314511591).

140023100401001 is an equidigital number, since it uses as much as digits as its factorization.

140023100401001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169314511590.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 140023100401001 its reverse (100104001320041), we get a palindrome (240127101721042).

The spelling of 140023100401001 in words is "one hundred forty trillion, twenty-three billion, one hundred million, four hundred one thousand, one".