2124124431029 has 2 divisors, whose sum is σ = 2124124431030. Its totient is φ = 2124124431028.

The previous prime is 2124124430971. The next prime is 2124124431089. The reversal of 2124124431029 is 9201344214212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2049321087025 + 74803344004 = 1431545^2 + 273502^2 .

It is a cyclic number.

It is not a de Polignac number, because 2124124431029 - 2⁸ = 2124124430773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2124124431029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2124124431089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062062215514 + 1062062215515.

It is an arithmetic number, because the mean of its divisors is an integer number (1062062215515).

Almost surely, 2^{2124124431029} is an apocalyptic number.

It is an amenable number.

2124124431029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124124431029 is an equidigital number, since it uses as much as digits as its factorization.

2124124431029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 35.

The spelling of 2124124431029 in words is "two trillion, one hundred twenty-four billion, one hundred twenty-four million, four hundred thirty-one thousand, twenty-nine".