42112102412 has 6 divisors (see below), whose sum is σ = 73696179228. Its totient is φ = 21056051204.

The previous prime is 42112102411. The next prime is 42112102423. The reversal of 42112102412 is 21420121124.

It is not an unprimeable number, because it can be changed into a prime (42112102411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5264012798 + ... + 5264012805.

It is an arithmetic number, because the mean of its divisors is an integer number (12282696538).

Almost surely, 2^42112102412 is an apocalyptic number.

It is an amenable number.

42112102412 is a deficient number, since it is larger than the sum of its proper divisors (31584076816).

42112102412 is a wasteful number, since it uses less digits than its factorization.

42112102412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10528025607 (or 10528025605 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 42112102412 its reverse (21420121124), we get a palindrome (63532223536).

The spelling of 42112102412 in words is "forty-two billion, one hundred twelve million, one hundred two thousand, four hundred twelve".