140101224124021 has 2 divisors, whose sum is σ = 140101224124022. Its totient is φ = 140101224124020.

The previous prime is 140101224124019. The next prime is 140101224124031. The reversal of 140101224124021 is 120421422101041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135993147792100 + 4108076331921 = 11661610^2 + 2026839^2 .

It is a cyclic number.

It is not a de Polignac number, because 140101224124021 - 2¹ = 140101224124019 is a prime.

Together with 140101224124019, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140101224124031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70050612062010 + 70050612062011.

It is an arithmetic number, because the mean of its divisors is an integer number (70050612062011).

Almost surely, 2^{140101224124021} is an apocalyptic number.

It is an amenable number.

140101224124021 is a deficient number, since it is larger than the sum of its proper divisors (1).

140101224124021 is an equidigital number, since it uses as much as digits as its factorization.

140101224124021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1024, while the sum is 25.

Adding to 140101224124021 its reverse (120421422101041), we get a palindrome (260522646225062).

The spelling of 140101224124021 in words is "one hundred forty trillion, one hundred one billion, two hundred twenty-four million, one hundred twenty-four thousand, twenty-one".