12421112002 has 32 divisors (see below), whose sum is σ = 20291221440. Its totient is φ = 5668488000.

The previous prime is 12421111979. The next prime is 12421112017. The reversal of 12421112002 is 20021112421.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 900268 + ... + 913960.

It is an arithmetic number, because the mean of its divisors is an integer number (634100670).

Almost surely, 2^12421112002 is an apocalyptic number.

12421112002 is a deficient number, since it is larger than the sum of its proper divisors (7870109438).

12421112002 is a wasteful number, since it uses less digits than its factorization.

12421112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14098.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12421112002 its reverse (20021112421), we get a palindrome (32442224423).

The spelling of 12421112002 in words is "twelve billion, four hundred twenty-one million, one hundred twelve thousand, two".