42120123410411 has 2 divisors, whose sum is σ = 42120123410412. Its totient is φ = 42120123410410.

The previous prime is 42120123410381. The next prime is 42120123410501. The reversal of 42120123410411 is 11401432102124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42120123410411 - 2¹⁰ = 42120123409387 is a prime.

It is a super-2 number, since 2×42120123410411² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42120123419411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21060061705205 + 21060061705206.

It is an arithmetic number, because the mean of its divisors is an integer number (21060061705206).

Almost surely, 2^{42120123410411} is an apocalyptic number.

42120123410411 is a deficient number, since it is larger than the sum of its proper divisors (1).

42120123410411 is an equidigital number, since it uses as much as digits as its factorization.

42120123410411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 42120123410411 its reverse (11401432102124), we get a palindrome (53521555512535).

The spelling of 42120123410411 in words is "forty-two trillion, one hundred twenty billion, one hundred twenty-three million, four hundred ten thousand, four hundred eleven".