900990099010 has 16 divisors (see below), whose sum is σ = 1622566063800. Its totient is φ = 360221842816.

The previous prime is 900990098969. The next prime is 900990099011. The reversal of 900990099010 is 10990099009.

900990099010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 636677922241 + 264312176769 = 797921^2 + 514113^2 .

It is not an unprimeable number, because it can be changed into a prime (900990099011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21752875 + ... + 21794254.

Almost surely, 2^900990099010 is an apocalyptic number.

900990099010 is a deficient number, since it is larger than the sum of its proper divisors (721575964790).

900990099010 is a wasteful number, since it uses less digits than its factorization.

900990099010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43549205.

The product of its (nonzero) digits is 59049, while the sum is 46.

The spelling of 900990099010 in words is "nine hundred billion, nine hundred ninety million, ninety-nine thousand, ten".