40221140312 has 32 divisors (see below), whose sum is σ = 76353768720. Its totient is φ = 19861142400.

The previous prime is 40221140263. The next prime is 40221140329. The reversal of 40221140312 is 21304112204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258083 + ... + 383469.

Almost surely, 2^40221140312 is an apocalyptic number.

It is an amenable number.

40221140312 is a deficient number, since it is larger than the sum of its proper divisors (36132628408).

40221140312 is a wasteful number, since it uses less digits than its factorization.

40221140312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125891 (or 125887 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 40221140312 its reverse (21304112204), we get a palindrome (61525252516).

The spelling of 40221140312 in words is "forty billion, two hundred twenty-one million, one hundred forty thousand, three hundred twelve".