120100019992829 has 2 divisors, whose sum is σ = 120100019992830. Its totient is φ = 120100019992828.

The previous prime is 120100019992781. The next prime is 120100019992861. The reversal of 120100019992829 is 928299910001021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107342964816025 + 12757055176804 = 10360645^2 + 3571702^2 .

It is a cyclic number.

It is not a de Polignac number, because 120100019992829 - 2⁸ = 120100019992573 is a prime.

It is a super-2 number, since 2×120100019992829² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120100019992129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60050009996414 + 60050009996415.

It is an arithmetic number, because the mean of its divisors is an integer number (60050009996415).

Almost surely, 2^{120100019992829} is an apocalyptic number.

It is an amenable number.

120100019992829 is a deficient number, since it is larger than the sum of its proper divisors (1).

120100019992829 is an equidigital number, since it uses as much as digits as its factorization.

120100019992829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 419904, while the sum is 53.

The spelling of 120100019992829 in words is "one hundred twenty trillion, one hundred billion, nineteen million, nine hundred ninety-two thousand, eight hundred twenty-nine".