140022304323421 has 24 divisors (see below), whose sum is σ = 152437145287680. Its totient is φ = 128556690365376.

The previous prime is 140022304323401. The next prime is 140022304323427. The reversal of 140022304323421 is 124323403220041.

It is not a de Polignac number, because 140022304323421 - 2³³ = 140013714388829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140022304323427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110669460 + ... + 111927538.

It is an arithmetic number, because the mean of its divisors is an integer number (6351547720320).

Almost surely, 2^{140022304323421} is an apocalyptic number.

It is an amenable number.

140022304323421 is a deficient number, since it is larger than the sum of its proper divisors (12414840964259).

140022304323421 is a wasteful number, since it uses less digits than its factorization.

140022304323421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261645 (or 1261632 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 140022304323421 its reverse (124323403220041), we get a palindrome (264345707543462).

The spelling of 140022304323421 in words is "one hundred forty trillion, twenty-two billion, three hundred four million, three hundred twenty-three thousand, four hundred twenty-one".