140223421023001 has 8 divisors (see below), whose sum is σ = 142147229705960. Its totient is φ = 138299691796992.

The previous prime is 140223421022999. The next prime is 140223421023013. The reversal of 140223421023001 is 100320124322041.

It can be written as a sum of positive squares in 4 ways, for example, as 78261712299225 + 61961708723776 = 8846565^2 + 7871576^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140223421023001 - 2¹ = 140223421022999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140223421021001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16306140 + ... + 23373853.

It is an arithmetic number, because the mean of its divisors is an integer number (17768403713245).

Almost surely, 2^{140223421023001} is an apocalyptic number.

It is an amenable number.

140223421023001 is a deficient number, since it is larger than the sum of its proper divisors (1923808682959).

140223421023001 is an equidigital number, since it uses as much as digits as its factorization.

140223421023001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39728475.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 140223421023001 its reverse (100320124322041), we get a palindrome (240543545345042).

The spelling of 140223421023001 in words is "one hundred forty trillion, two hundred twenty-three billion, four hundred twenty-one million, twenty-three thousand, one".