40050122021 has 24 divisors (see below), whose sum is σ = 52813363680. Its totient is φ = 30020209632.

The previous prime is 40050122017. The next prime is 40050122029. The reversal of 40050122021 is 12022105004.

It is not a de Polignac number, because 40050122021 - 2² = 40050122017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40050122029) 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 23 ways as a sum of consecutive naturals, for example, 1642451 + ... + 1666656.

It is an arithmetic number, because the mean of its divisors is an integer number (2200556820).

Almost surely, 2^40050122021 is an apocalyptic number.

It is an amenable number.

40050122021 is a deficient number, since it is larger than the sum of its proper divisors (12763241659).

40050122021 is a wasteful number, since it uses less digits than its factorization.

40050122021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3309153 (or 3309146 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

Adding to 40050122021 its reverse (12022105004), we get a palindrome (52072227025).

The spelling of 40050122021 in words is "forty billion, fifty million, one hundred twenty-two thousand, twenty-one".