42112424329 has 2 divisors, whose sum is σ = 42112424330. Its totient is φ = 42112424328.

The previous prime is 42112424317. The next prime is 42112424339. The reversal of 42112424329 is 92342421124.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34341649225 + 7770775104 = 185315^2 + 88152^2 .

It is a cyclic number.

It is not a de Polignac number, because 42112424329 - 2⁵ = 42112424297 is a prime.

It is a super-2 number, since 2×42112424329² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42112424294 and 42112424303.

It is not a weakly prime, because it can be changed into another prime (42112424339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21056212164 + 21056212165.

It is an arithmetic number, because the mean of its divisors is an integer number (21056212165).

Almost surely, 2^42112424329 is an apocalyptic number.

It is an amenable number.

42112424329 is a deficient number, since it is larger than the sum of its proper divisors (1).

42112424329 is an equidigital number, since it uses as much as digits as its factorization.

42112424329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 34.

The spelling of 42112424329 in words is "forty-two billion, one hundred twelve million, four hundred twenty-four thousand, three hundred twenty-nine".