9102042402019 has 4 divisors (see below), whose sum is σ = 10402334173744. Its totient is φ = 7801750630296.

The previous prime is 9102042402017. The next prime is 9102042402029.

It is a happy number.

9102042402019 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 9102042402019 - 2¹ = 9102042402017 is a prime.

It is a super-2 number, since 2×9102042402019² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9102042402017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650145885852 + ... + 650145885865.

It is an arithmetic number, because the mean of its divisors is an integer number (2600583543436).

Almost surely, 2^{9102042402019} is an apocalyptic number.

9102042402019 is a deficient number, since it is larger than the sum of its proper divisors (1300291771725).

9102042402019 is a wasteful number, since it uses less digits than its factorization.

9102042402019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300291771724.

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 9102042402019 in words is "nine trillion, one hundred two billion, forty-two million, four hundred two thousand, nineteen".