40021303342001 has 4 divisors (see below), whose sum is σ = 40872820434432. Its totient is φ = 39169786249572.

The previous prime is 40021303341979. The next prime is 40021303342117. The reversal of 40021303342001 is 10024330312004.

40021303342001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a de Polignac number, because none of the positive numbers 2^k-40021303342001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40021303342201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425758546145 + ... + 425758546238.

It is an arithmetic number, because the mean of its divisors is an integer number (10218205108608).

Almost surely, 2^{40021303342001} is an apocalyptic number.

It is an amenable number.

40021303342001 is a deficient number, since it is larger than the sum of its proper divisors (851517092431).

40021303342001 is an equidigital number, since it uses as much as digits as its factorization.

40021303342001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851517092430.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 40021303342001 its reverse (10024330312004), we get a palindrome (50045633654005).

The spelling of 40021303342001 in words is "forty trillion, twenty-one billion, three hundred three million, three hundred forty-two thousand, one".