47012111012 has 12 divisors (see below), whose sum is σ = 82274395980. Its totient is φ = 23505140736.

The previous prime is 47012110987. The next prime is 47012111023. The reversal of 47012111012 is 21011121074.

It can be written as a sum of positive squares in 2 ways, for example, as 9027660196 + 37984450816 = 95014^2 + 194896^2 .

It is a super-2 number, since 2×47012111012² (a number of 22 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 105713 + ... + 324344.

It is an arithmetic number, because the mean of its divisors is an integer number (6856199665).

Almost surely, 2^47012111012 is an apocalyptic number.

It is an amenable number.

47012111012 is a deficient number, since it is larger than the sum of its proper divisors (35262284968).

47012111012 is a wasteful number, since it uses less digits than its factorization.

47012111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457390 (or 457388 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 47012111012 its reverse (21011121074), we get a palindrome (68023232086).

The spelling of 47012111012 in words is "forty-seven billion, twelve million, one hundred eleven thousand, twelve".