42310123029 has 6 divisors (see below), whose sum is σ = 61114622166. Its totient is φ = 28206748680.

The previous prime is 42310122973. The next prime is 42310123033. The reversal of 42310123029 is 92032101324.

It is a happy number.

42310123029 is a `hidden beast` number, since 42 + 310 + 1 + 2 + 302 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 41085263025 + 1224860004 = 202695^2 + 34998^2 .

It is not a de Polignac number, because 42310123029 - 2⁷ = 42310122901 is a prime.

It is a super-2 number, since 2×42310123029² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42310122993 and 42310123011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42310124029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2350562382 + ... + 2350562399.

It is an arithmetic number, because the mean of its divisors is an integer number (10185770361).

Almost surely, 2^42310123029 is an apocalyptic number.

It is an amenable number.

42310123029 is a deficient number, since it is larger than the sum of its proper divisors (18804499137).

42310123029 is a wasteful number, since it uses less digits than its factorization.

42310123029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4701124787 (or 4701124784 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The spelling of 42310123029 in words is "forty-two billion, three hundred ten million, one hundred twenty-three thousand, twenty-nine".