10212042443 has 12 divisors (see below), whose sum is σ = 10949503752. Its totient is φ = 9521479680.

The previous prime is 10212042403. The next prime is 10212042457. The reversal of 10212042443 is 34424021201.

It is a de Polignac number, because none of the positive numbers 2^k-10212042443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10212042403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134198 + ... + 196043.

It is an arithmetic number, because the mean of its divisors is an integer number (912458646).

Almost surely, 2^10212042443 is an apocalyptic number.

10212042443 is a deficient number, since it is larger than the sum of its proper divisors (737461309).

10212042443 is a wasteful number, since it uses less digits than its factorization.

10212042443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330382 (or 330365 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 10212042443 its reverse (34424021201), we get a palindrome (44636063644).

The spelling of 10212042443 in words is "ten billion, two hundred twelve million, forty-two thousand, four hundred forty-three".