11011101210 has 96 divisors (see below), whose sum is σ = 29757611520. Its totient is φ = 2822442624.

The previous prime is 11011101209. The next prime is 11011101221. The reversal of 11011101210 is 1210111011.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11011101192 and 11011101201.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 256471 + ... + 296309.

It is an arithmetic number, because the mean of its divisors is an integer number (309975120).

Almost surely, 2^11011101210 is an apocalyptic number.

11011101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11011101210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14878805760).

11011101210 is an abundant number, since it is smaller than the sum of its proper divisors (18746510310).

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

11011101210 is a wasteful number, since it uses less digits than its factorization.

11011101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39972 (or 39969 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 11011101210 its reverse (1210111011), we get a palindrome (12221212221).

The spelling of 11011101210 in words is "eleven billion, eleven million, one hundred one thousand, two hundred ten".