140321212404223 has 4 divisors (see below), whose sum is σ = 140326953181128. Its totient is φ = 140315471627320.

The previous prime is 140321212404221. The next prime is 140321212404251. The reversal of 140321212404223 is 322404212123041.

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

It is a cyclic number.

It is not a de Polignac number, because 140321212404223 - 2¹ = 140321212404221 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 (140321212404221) 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, 2870351788 + ... + 2870400673.

It is an arithmetic number, because the mean of its divisors is an integer number (35081738295282).

Almost surely, 2^{140321212404223} is an apocalyptic number.

140321212404223 is a deficient number, since it is larger than the sum of its proper divisors (5740776905).

140321212404223 is an equidigital number, since it uses as much as digits as its factorization.

140321212404223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5740776904.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 140321212404223 its reverse (322404212123041), we get a palindrome (462725424527264).

The spelling of 140321212404223 in words is "one hundred forty trillion, three hundred twenty-one billion, two hundred twelve million, four hundred four thousand, two hundred twenty-three".