1010099980 has 12 divisors (see below), whose sum is σ = 2121210000. Its totient is φ = 404039984.

The previous prime is 1010099941. The next prime is 1010099989. The reversal of 1010099980 is 899900101.

1010099980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1010099989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25252480 + ... + 25252519.

It is an arithmetic number, because the mean of its divisors is an integer number (176767500).

Almost surely, 2^1010099980 is an apocalyptic number.

1010099980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010099980 is an abundant number, since it is smaller than the sum of its proper divisors (1111110020).

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

1010099980 is a wasteful number, since it uses less digits than its factorization.

1010099980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50505008 (or 50505006 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 37.

The square root of 1010099980 is about 31782.0701024965. The cubic root of 1010099980 is about 1003.3553887738.

The spelling of 1010099980 in words is "one billion, ten million, ninety-nine thousand, nine hundred eighty".