10120110020 has 48 divisors (see below), whose sum is σ = 21372709680. Its totient is φ = 4025155584.

The previous prime is 10120110001. The next prime is 10120110041. The reversal of 10120110020 is 2001102101.

It can be written as a sum of positive squares in 8 ways, for example, as 187197124 + 9932912896 = 13682^2 + 99664^2 .

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, 3642872 + ... + 3645648.

It is an arithmetic number, because the mean of its divisors is an integer number (445264785).

Almost surely, 2^10120110020 is an apocalyptic number.

10120110020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10120110020 is an abundant number, since it is smaller than the sum of its proper divisors (11252599660).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10120110020 is a wasteful number, since it uses less digits than its factorization.

10120110020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3752 (or 3750 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 10120110020 its reverse (2001102101), we get a palindrome (12121212121).

The spelling of 10120110020 in words is "ten billion, one hundred twenty million, one hundred ten thousand, twenty".