40240122043001 has 4 divisors (see below), whose sum is σ = 40999369628772. Its totient is φ = 39480874457232.

The previous prime is 40240122042877. The next prime is 40240122043019. The reversal of 40240122043001 is 10034022104204.

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

It can be written as a sum of positive squares in 2 ways, for example, as 23422938075625 + 16817183967376 = 4839725^2 + 4100876^2 .

It is a cyclic number.

It is not a de Polignac number, because 40240122043001 - 2⁴² = 35842075531897 is a prime.

It is a super-2 number, since 2×40240122043001² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40240122043801) 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, 379623792806 + ... + 379623792911.

It is an arithmetic number, because the mean of its divisors is an integer number (10249842407193).

Almost surely, 2^{40240122043001} is an apocalyptic number.

It is an amenable number.

40240122043001 is a deficient number, since it is larger than the sum of its proper divisors (759247585771).

40240122043001 is an equidigital number, since it uses as much as digits as its factorization.

40240122043001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759247585770.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 40240122043001 its reverse (10034022104204), we get a palindrome (50274144147205).

The spelling of 40240122043001 in words is "forty trillion, two hundred forty billion, one hundred twenty-two million, forty-three thousand, one".