140023111210001 has 4 divisors (see below), whose sum is σ = 140023250743332. Its totient is φ = 140022971676672.

The previous prime is 140023111209983. The next prime is 140023111210043. The reversal of 140023111210001 is 100012111320041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 119038246516225 + 20984864693776 = 10910465^2 + 4580924^2 .

It is a cyclic number.

It is not a de Polignac number, because 140023111210001 - 2⁶ = 140023111209937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140013111210001) 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, 68250416 + ... + 70272081.

It is an arithmetic number, because the mean of its divisors is an integer number (35005812685833).

Almost surely, 2^{140023111210001} is an apocalyptic number.

It is an amenable number.

140023111210001 is a deficient number, since it is larger than the sum of its proper divisors (139533331).

140023111210001 is a wasteful number, since it uses less digits than its factorization.

140023111210001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139533330.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 140023111210001 its reverse (100012111320041), we get a palindrome (240035222530042).

The spelling of 140023111210001 in words is "one hundred forty trillion, twenty-three billion, one hundred eleven million, two hundred ten thousand, one".