40341402022021 has 16 divisors (see below), whose sum is σ = 41646050747136. Its totient is φ = 39053430936576.

The previous prime is 40341402021901. The next prime is 40341402022039. The reversal of 40341402022021 is 12022020414304.

It is a cyclic number.

It is not a de Polignac number, because 40341402022021 - 2¹¹ = 40341402019973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40341402022321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212695396 + ... + 212884978.

It is an arithmetic number, because the mean of its divisors is an integer number (2602878171696).

Almost surely, 2^{40341402022021} is an apocalyptic number.

It is an amenable number.

40341402022021 is a deficient number, since it is larger than the sum of its proper divisors (1304648725115).

40341402022021 is a wasteful number, since it uses less digits than its factorization.

40341402022021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233532.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 40341402022021 its reverse (12022020414304), we get a palindrome (52363422436325).

The spelling of 40341402022021 in words is "forty trillion, three hundred forty-one billion, four hundred two million, twenty-two thousand, twenty-one".