40002242001 has 4 divisors (see below), whose sum is σ = 53336322672. Its totient is φ = 26668161332.

The previous prime is 40002241987. The next prime is 40002242023. The reversal of 40002242001 is 10024220004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40002242001 - 2¹⁴ = 40002225617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40002242101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6667040331 + ... + 6667040336.

It is an arithmetic number, because the mean of its divisors is an integer number (13334080668).

Almost surely, 2^40002242001 is an apocalyptic number.

It is an amenable number.

40002242001 is a deficient number, since it is larger than the sum of its proper divisors (13334080671).

40002242001 is a wasteful number, since it uses less digits than its factorization.

40002242001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13334080670.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 40002242001 its reverse (10024220004), we get a palindrome (50026462005).

The spelling of 40002242001 in words is "forty billion, two million, two hundred forty-two thousand, one".