120042041213 has 2 divisors, whose sum is σ = 120042041214. Its totient is φ = 120042041212.

The previous prime is 120042041191. The next prime is 120042041243. The reversal of 120042041213 is 312140240021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92092220089 + 27949821124 = 303467^2 + 167182^2 .

It is a cyclic number.

It is not a de Polignac number, because 120042041213 - 2³⁰ = 118968299389 is a prime.

It is a super-2 number, since 2×120042041213² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120042041243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60021020606 + 60021020607.

It is an arithmetic number, because the mean of its divisors is an integer number (60021020607).

Almost surely, 2^120042041213 is an apocalyptic number.

It is an amenable number.

120042041213 is a deficient number, since it is larger than the sum of its proper divisors (1).

120042041213 is an equidigital number, since it uses as much as digits as its factorization.

120042041213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 120042041213 its reverse (312140240021), we get a palindrome (432182281234).

The spelling of 120042041213 in words is "one hundred twenty billion, forty-two million, forty-one thousand, two hundred thirteen".