40003103212 has 12 divisors (see below), whose sum is σ = 70081612720. Its totient is φ = 19979785296.

The previous prime is 40003103167. The next prime is 40003103243. The reversal of 40003103212 is 21230130004.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5437443 + ... + 5444794.

Almost surely, 2^40003103212 is an apocalyptic number.

It is an amenable number.

40003103212 is a deficient number, since it is larger than the sum of its proper divisors (30078509508).

40003103212 is a wasteful number, since it uses less digits than its factorization.

40003103212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10883160 (or 10883158 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 40003103212 its reverse (21230130004), we get a palindrome (61233233216).

The spelling of 40003103212 in words is "forty billion, three million, one hundred three thousand, two hundred twelve".