40212431122 has 8 divisors (see below), whose sum is σ = 60325244172. Its totient is φ = 20104016400.

The previous prime is 40212431071. The next prime is 40212431191. The reversal of 40212431122 is 22113421204.

It can be written as a sum of positive squares in 2 ways, for example, as 40103667081 + 108764041 = 200259^2 + 10429^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 40212431093 and 40212431102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1076629 + ... + 1113352.

Almost surely, 2^40212431122 is an apocalyptic number.

40212431122 is a deficient number, since it is larger than the sum of its proper divisors (20112813050).

40212431122 is a wasteful number, since it uses less digits than its factorization.

40212431122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2199164.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 40212431122 its reverse (22113421204), we get a palindrome (62325852326).

The spelling of 40212431122 in words is "forty billion, two hundred twelve million, four hundred thirty-one thousand, one hundred twenty-two".