140233221231427 has 2 divisors, whose sum is σ = 140233221231428. Its totient is φ = 140233221231426.

The previous prime is 140233221231401. The next prime is 140233221231469. The reversal of 140233221231427 is 724132122332041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140233221231427 - 2²⁷ = 140233087013699 is a prime.

It is not a weakly prime, because it can be changed into another prime (140233221231527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70116610615713 + 70116610615714.

It is an arithmetic number, because the mean of its divisors is an integer number (70116610615714).

Almost surely, 2^{140233221231427} is an apocalyptic number.

140233221231427 is a deficient number, since it is larger than the sum of its proper divisors (1).

140233221231427 is an equidigital number, since it uses as much as digits as its factorization.

140233221231427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 37.

Adding to 140233221231427 its reverse (724132122332041), we get a palindrome (864365343563468).

The spelling of 140233221231427 in words is "one hundred forty trillion, two hundred thirty-three billion, two hundred twenty-one million, two hundred thirty-one thousand, four hundred twenty-seven".