40115114122 has 4 divisors (see below), whose sum is σ = 60172671186. Its totient is φ = 20057557060.

The previous prime is 40115114119. The next prime is 40115114129. The reversal of 40115114122 is 22141151104.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 38274618321 + 1840495801 = 195639^2 + 42901^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40115114093 and 40115114102.

It is not an unprimeable number, because it can be changed into a prime (40115114129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10028778529 + ... + 10028778532.

Almost surely, 2^40115114122 is an apocalyptic number.

40115114122 is a deficient number, since it is larger than the sum of its proper divisors (20057557064).

40115114122 is a wasteful number, since it uses less digits than its factorization.

40115114122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20057557063.

The product of its (nonzero) digits is 320, while the sum is 22.

Adding to 40115114122 its reverse (22141151104), we get a palindrome (62256265226).

The spelling of 40115114122 in words is "forty billion, one hundred fifteen million, one hundred fourteen thousand, one hundred twenty-two".