140421011334323 has 2 divisors, whose sum is σ = 140421011334324. Its totient is φ = 140421011334322.

The previous prime is 140421011334313. The next prime is 140421011334343. The reversal of 140421011334323 is 323433110124041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140421011334323 - 2¹⁶ = 140421011268787 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140421011334323.

It is not a weakly prime, because it can be changed into another prime (140421011334313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70210505667161 + 70210505667162.

It is an arithmetic number, because the mean of its divisors is an integer number (70210505667162).

Almost surely, 2^{140421011334323} is an apocalyptic number.

140421011334323 is a deficient number, since it is larger than the sum of its proper divisors (1).

140421011334323 is an equidigital number, since it uses as much as digits as its factorization.

140421011334323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 140421011334323 its reverse (323433110124041), we get a palindrome (463854121458364).

The spelling of 140421011334323 in words is "one hundred forty trillion, four hundred twenty-one billion, eleven million, three hundred thirty-four thousand, three hundred twenty-three".