10040443212 has 48 divisors (see below), whose sum is σ = 23625594720. Its totient is φ = 3318647808.

The previous prime is 10040443211. The next prime is 10040443213. The reversal of 10040443212 is 21234404001.

It is an interprime number because it is at equal distance from previous prime (10040443211) and next prime (10040443213).

It is not an unprimeable number, because it can be changed into a prime (10040443211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 801348 + ... + 813780.

It is an arithmetic number, because the mean of its divisors is an integer number (492199890).

Almost surely, 2^10040443212 is an apocalyptic number.

10040443212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10040443212 is an abundant number, since it is smaller than the sum of its proper divisors (13585151508).

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

10040443212 is a wasteful number, since it uses less digits than its factorization.

10040443212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13002 (or 13000 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 10040443212 its reverse (21234404001), we get a palindrome (31274847213).

The spelling of 10040443212 in words is "ten billion, forty million, four hundred forty-three thousand, two hundred twelve".