20113130122 has 8 divisors (see below), whose sum is σ = 30218594436. Its totient is φ = 10040265312.

The previous prime is 20113130101. The next prime is 20113130131. The reversal of 20113130122 is 22103131102.

It can be written as a sum of positive squares in 2 ways, for example, as 19999899241 + 113230881 = 141421^2 + 10641^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 20113130096 and 20113130105.

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, 8148333 + ... + 8150800.

Almost surely, 2^20113130122 is an apocalyptic number.

20113130122 is a deficient number, since it is larger than the sum of its proper divisors (10105464314).

20113130122 is a wasteful number, since it uses less digits than its factorization.

20113130122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16299752.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 20113130122 its reverse (22103131102), we get a palindrome (42216261224).

The spelling of 20113130122 in words is "twenty billion, one hundred thirteen million, one hundred thirty thousand, one hundred twenty-two".