2010109998 has 64 divisors (see below), whose sum is σ = 4496486400. Its totient is φ = 598422240.

The previous prime is 2010109991. The next prime is 2010110023. The reversal of 2010109998 is 8999010102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010109991) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 406183 + ... + 411101.

It is an arithmetic number, because the mean of its divisors is an integer number (70257600).

Almost surely, 2^2010109998 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2010109998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2248243200).

2010109998 is an abundant number, since it is smaller than the sum of its proper divisors (2486376402).

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

2010109998 is a wasteful number, since it uses less digits than its factorization.

2010109998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4994 (or 4968 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 39.

The square root of 2010109998 is about 44834.2502781077. The cubic root of 2010109998 is about 1262.0404492583.

The spelling of 2010109998 in words is "two billion, ten million, one hundred nine thousand, nine hundred ninety-eight".