20142124401079 has 2 divisors, whose sum is σ = 20142124401080. Its totient is φ = 20142124401078.

The previous prime is 20142124401019. The next prime is 20142124401101. The reversal of 20142124401079 is 97010442124102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20142124401079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20142124401019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10071062200539 + 10071062200540.

It is an arithmetic number, because the mean of its divisors is an integer number (10071062200540).

Almost surely, 2^{20142124401079} is an apocalyptic number.

20142124401079 is a deficient number, since it is larger than the sum of its proper divisors (1).

20142124401079 is an equidigital number, since it uses as much as digits as its factorization.

20142124401079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 37.

The spelling of 20142124401079 in words is "twenty trillion, one hundred forty-two billion, one hundred twenty-four million, four hundred one thousand, seventy-nine".