11001020010 has 48 divisors (see below), whose sum is σ = 26490367008. Its totient is φ = 2923868640.

The previous prime is 11001019999. The next prime is 11001020021. The reversal of 11001020010 is 1002010011.

It is an interprime number because it is at equal distance from previous prime (11001019999) and next prime (11001020021).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3285157 + ... + 3288503.

It is an arithmetic number, because the mean of its divisors is an integer number (551882646).

Almost surely, 2^11001020010 is an apocalyptic number.

11001020010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11001020010 is an abundant number, since it is smaller than the sum of its proper divisors (15489346998).

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

11001020010 is an equidigital number, since it uses as much as digits as its factorization.

11001020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4019 (or 3688 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 11001020010 its reverse (1002010011), we get a palindrome (12003030021).

Subtracting from 11001020010 its reverse (1002010011), we obtain a palindrome (9999009999).

The spelling of 11001020010 in words is "eleven billion, one million, twenty thousand, ten".