20112435130 has 32 divisors (see below), whose sum is σ = 37882165248. Its totient is φ = 7678800000.

The previous prime is 20112435127. The next prime is 20112435149. The reversal of 20112435130 is 3153421102.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 421746 + ... + 467005.

It is an arithmetic number, because the mean of its divisors is an integer number (1183817664).

Almost surely, 2^20112435130 is an apocalyptic number.

20112435130 is a deficient number, since it is larger than the sum of its proper divisors (17769730118).

20112435130 is a wasteful number, since it uses less digits than its factorization.

20112435130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888862.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 20112435130 its reverse (3153421102), we get a palindrome (23265856232).

The spelling of 20112435130 in words is "twenty billion, one hundred twelve million, four hundred thirty-five thousand, one hundred thirty".