40122033251 has 4 divisors (see below), whose sum is σ = 42482152872. Its totient is φ = 37761913632.

The previous prime is 40122033241. The next prime is 40122033271. The reversal of 40122033251 is 15233022104.

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

It is a cyclic number.

It is not a de Polignac number, because 40122033251 - 2⁶ = 40122033187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40122033241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1180059785 + ... + 1180059818.

It is an arithmetic number, because the mean of its divisors is an integer number (10620538218).

Almost surely, 2^40122033251 is an apocalyptic number.

40122033251 is a deficient number, since it is larger than the sum of its proper divisors (2360119621).

40122033251 is a wasteful number, since it uses less digits than its factorization.

40122033251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2360119620.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 40122033251 its reverse (15233022104), we get a palindrome (55355055355).

The spelling of 40122033251 in words is "forty billion, one hundred twenty-two million, thirty-three thousand, two hundred fifty-one".