42520101224 has 16 divisors (see below), whose sum is σ = 79728948000. Its totient is φ = 21259048432.

The previous prime is 42520101187. The next prime is 42520101227. The reversal of 42520101224 is 42210102524.

It is a self number, because there is not a number n which added to its sum of digits gives 42520101224.

It is not an unprimeable number, because it can be changed into a prime (42520101227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73619 + ... + 300765.

It is an arithmetic number, because the mean of its divisors is an integer number (4983059250).

Almost surely, 2^42520101224 is an apocalyptic number.

It is an amenable number.

42520101224 is a deficient number, since it is larger than the sum of its proper divisors (37208846776).

42520101224 is a wasteful number, since it uses less digits than its factorization.

42520101224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250552 (or 250548 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 42520101224 its reverse (42210102524), we get a palindrome (84730203748).

The spelling of 42520101224 in words is "forty-two billion, five hundred twenty million, one hundred one thousand, two hundred twenty-four".