12020000002 has 8 divisors (see below), whose sum is σ = 18130726800. Its totient is φ = 5976424404.

The previous prime is 12019999933. The next prime is 12020000017. The reversal of 12020000002 is 20000002021.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12020000002.

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, 16787352 + ... + 16788067.

It is an arithmetic number, because the mean of its divisors is an integer number (2266340850).

Almost surely, 2^12020000002 is an apocalyptic number.

12020000002 is a deficient number, since it is larger than the sum of its proper divisors (6110726798).

12020000002 is a wasteful number, since it uses less digits than its factorization.

12020000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33575600.

The product of its (nonzero) digits is 8, while the sum is 7.

Adding to 12020000002 its reverse (20000002021), we get a palindrome (32020002023).

The spelling of 12020000002 in words is "twelve billion, twenty million, two", and thus it is an aban number and an uban number.