40143221300 has 72 divisors (see below), whose sum is σ = 107213304576. Its totient is φ = 12704664960.

The previous prime is 40143221263. The next prime is 40143221311. The reversal of 40143221300 is 312234104.

It is a super-2 number, since 2×40143221300² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2196572 + ... + 2214771.

Almost surely, 2^40143221300 is an apocalyptic number.

It is an amenable number.

40143221300 is an abundant number, since it is smaller than the sum of its proper divisors (67070083276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40143221300 is a wasteful number, since it uses less digits than its factorization.

40143221300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4411377 (or 4411370 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 40143221300 its reverse (312234104), we get a palindrome (40455455404).

The spelling of 40143221300 in words is "forty billion, one hundred forty-three million, two hundred twenty-one thousand, three hundred".