112002102442 has 4 divisors (see below), whose sum is σ = 168003153666. Its totient is φ = 56001051220.

The previous prime is 112002102437. The next prime is 112002102449. The reversal of 112002102442 is 244201200211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 101787159681 + 10214942761 = 319041^2 + 101069^2 .

It is not an unprimeable number, because it can be changed into a prime (112002102449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28000525609 + ... + 28000525612.

Almost surely, 2^112002102442 is an apocalyptic number.

112002102442 is a deficient number, since it is larger than the sum of its proper divisors (56001051224).

112002102442 is an equidigital number, since it uses as much as digits as its factorization.

112002102442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56001051223.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 112002102442 its reverse (244201200211), we get a palindrome (356203302653).

The spelling of 112002102442 in words is "one hundred twelve billion, two million, one hundred two thousand, four hundred forty-two".