40403221010 has 32 divisors (see below), whose sum is σ = 75092313600. Its totient is φ = 15635681280.

The previous prime is 40403221007. The next prime is 40403221057. The reversal of 40403221010 is 1012230404.

It is a self number, because there is not a number n which added to its sum of digits gives 40403221010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1267346 + ... + 1298834.

It is an arithmetic number, because the mean of its divisors is an integer number (2346634800).

Almost surely, 2^40403221010 is an apocalyptic number.

40403221010 is a deficient number, since it is larger than the sum of its proper divisors (34689092590).

40403221010 is a wasteful number, since it uses less digits than its factorization.

40403221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35666.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 40403221010 its reverse (1012230404), we get a palindrome (41415451414).

The spelling of 40403221010 in words is "forty billion, four hundred three million, two hundred twenty-one thousand, ten".