140243312402233 has 2 divisors, whose sum is σ = 140243312402234. Its totient is φ = 140243312402232.

The previous prime is 140243312402143. The next prime is 140243312402273. The reversal of 140243312402233 is 332204213342041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123063257318544 + 17180055083689 = 11093388^2 + 4144883^2 .

It is a cyclic number.

It is not a de Polignac number, because 140243312402233 - 2²¹ = 140243310305081 is a prime.

It is not a weakly prime, because it can be changed into another prime (140243312402273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70121656201116 + 70121656201117.

It is an arithmetic number, because the mean of its divisors is an integer number (70121656201117).

Almost surely, 2^{140243312402233} is an apocalyptic number.

It is an amenable number.

140243312402233 is a deficient number, since it is larger than the sum of its proper divisors (1).

140243312402233 is an equidigital number, since it uses as much as digits as its factorization.

140243312402233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 140243312402233 its reverse (332204213342041), we get a palindrome (472447525744274).

The spelling of 140243312402233 in words is "one hundred forty trillion, two hundred forty-three billion, three hundred twelve million, four hundred two thousand, two hundred thirty-three".