40421232132201 has 8 divisors (see below), whose sum is σ = 59883306862560. Its totient is φ = 26947488088116.

The previous prime is 40421232132163. The next prime is 40421232132269. The reversal of 40421232132201 is 10223123212404.

40421232132201 is a `hidden beast` number, since 4 + 0 + 4 + 2 + 12 + 321 + 322 + 0 + 1 = 666.

It is not a de Polignac number, because 40421232132201 - 2²⁷ = 40421097914473 is a prime.

It is a super-2 number, since 2×40421232132201² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 1497082671563 = 40421232132201 / (4 + 0 + 4 + 2 + 1 + 2 + 3 + 2 + 1 + 3 + 2 + 2 + 0 + 1).

It is not an unprimeable number, because it can be changed into a prime (40421232152201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 748541335755 + ... + 748541335808.

It is an arithmetic number, because the mean of its divisors is an integer number (7485413357820).

Almost surely, 2^{40421232132201} is an apocalyptic number.

It is an amenable number.

40421232132201 is a deficient number, since it is larger than the sum of its proper divisors (19462074730359).

40421232132201 is a wasteful number, since it uses less digits than its factorization.

40421232132201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497082671572 (or 1497082671566 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 40421232132201 its reverse (10223123212404), we get a palindrome (50644355344605).

The spelling of 40421232132201 in words is "forty trillion, four hundred twenty-one billion, two hundred thirty-two million, one hundred thirty-two thousand, two hundred one".