10123210442 has 8 divisors (see below), whose sum is σ = 15442185600. Its totient is φ = 4975815244.

The previous prime is 10123210423. The next prime is 10123210483. The reversal of 10123210442 is 24401232101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42894842 + ... + 42895077.

It is an arithmetic number, because the mean of its divisors is an integer number (1930273200).

Almost surely, 2^10123210442 is an apocalyptic number.

10123210442 is a deficient number, since it is larger than the sum of its proper divisors (5318975158).

10123210442 is an equidigital number, since it uses as much as digits as its factorization.

10123210442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85789980.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 10123210442 its reverse (24401232101), we get a palindrome (34524442543).

The spelling of 10123210442 in words is "ten billion, one hundred twenty-three million, two hundred ten thousand, four hundred forty-two".