20113245352 has 16 divisors (see below), whose sum is σ = 37738784160. Its totient is φ = 10049569584.

The previous prime is 20113245349. The next prime is 20113245379. The reversal of 20113245352 is 25354231102.

It is a self number, because there is not a number n which added to its sum of digits gives 20113245352.

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, 869508 + ... + 892339.

It is an arithmetic number, because the mean of its divisors is an integer number (2358674010).

Almost surely, 2^20113245352 is an apocalyptic number.

It is an amenable number.

20113245352 is a deficient number, since it is larger than the sum of its proper divisors (17625538808).

20113245352 is a wasteful number, since it uses less digits than its factorization.

20113245352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1763280 (or 1763276 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 20113245352 its reverse (25354231102), we get a palindrome (45467476454).

The spelling of 20113245352 in words is "twenty billion, one hundred thirteen million, two hundred forty-five thousand, three hundred fifty-two".