12021124202 has 16 divisors (see below), whose sum is σ = 18820062720. Its totient is φ = 5747891952.

The previous prime is 12021124189. The next prime is 12021124259. The reversal of 12021124202 is 20242112021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185228 + ... + 241560.

It is an arithmetic number, because the mean of its divisors is an integer number (1176253920).

Almost surely, 2^12021124202 is an apocalyptic number.

12021124202 is a deficient number, since it is larger than the sum of its proper divisors (6798938518).

12021124202 is a wasteful number, since it uses less digits than its factorization.

12021124202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60997.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12021124202 its reverse (20242112021), we get a palindrome (32263236223).

The spelling of 12021124202 in words is "twelve billion, twenty-one million, one hundred twenty-four thousand, two hundred two".