20202111130 has 8 divisors (see below), whose sum is σ = 36363800052. Its totient is φ = 8080844448.

The previous prime is 20202111079. The next prime is 20202111151. The reversal of 20202111130 is 3111120202.

It can be written as a sum of positive squares in 2 ways, for example, as 20147247481 + 54863649 = 141941^2 + 7407^2 .

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 20202111130.

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, 1010105547 + ... + 1010105566.

Almost surely, 2^20202111130 is an apocalyptic number.

20202111130 is a deficient number, since it is larger than the sum of its proper divisors (16161688922).

20202111130 is a wasteful number, since it uses less digits than its factorization.

20202111130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2020211120.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 20202111130 its reverse (3111120202), we get a palindrome (23313231332).

The spelling of 20202111130 in words is "twenty billion, two hundred two million, one hundred eleven thousand, one hundred thirty".