40120102411 has 4 divisors (see below), whose sum is σ = 40126714792. Its totient is φ = 40113490032.

The previous prime is 40120102397. The next prime is 40120102427. The reversal of 40120102411 is 11420102104.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40120102411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40120102481) 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, 3297081 + ... + 3309226.

It is an arithmetic number, because the mean of its divisors is an integer number (10031678698).

Almost surely, 2^40120102411 is an apocalyptic number.

40120102411 is a deficient number, since it is larger than the sum of its proper divisors (6612381).

40120102411 is an equidigital number, since it uses as much as digits as its factorization.

40120102411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6612380.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 40120102411 its reverse (11420102104), we get a palindrome (51540204515).

The spelling of 40120102411 in words is "forty billion, one hundred twenty million, one hundred two thousand, four hundred eleven".