40312032221043 has 96 divisors (see below), whose sum is σ = 65888388498240. Its totient is φ = 24340781836800.

The previous prime is 40312032220979. The next prime is 40312032221059. The reversal of 40312032221043 is 34012223021304.

40312032221043 is a `hidden beast` number, since 4 + 0 + 3 + 120 + 322 + 210 + 4 + 3 = 666.

40312032221043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40312032221043 - 2⁶ = 40312032220979 is a prime.

It is a super-2 number, since 2×40312032221043² (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).

It is a junction number, because it is equal to n+sod(n) for n = 40312032220998 and 40312032221016.

It is not an unprimeable number, because it can be changed into a prime (40312032222043) 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 95 ways as a sum of consecutive naturals, for example, 2189315305 + ... + 2189333717.

It is an arithmetic number, because the mean of its divisors is an integer number (686337380190).

Almost surely, 2^{40312032221043} is an apocalyptic number.

40312032221043 is a deficient number, since it is larger than the sum of its proper divisors (25576356277197).

40312032221043 is a wasteful number, since it uses less digits than its factorization.

40312032221043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20898 (or 20881 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 40312032221043 its reverse (34012223021304), we get a palindrome (74324255242347).

The spelling of 40312032221043 in words is "forty trillion, three hundred twelve billion, thirty-two million, two hundred twenty-one thousand, forty-three".