11211202110 has 64 divisors (see below), whose sum is σ = 28147461120. Its totient is φ = 2852467200.

The previous prime is 11211202099. The next prime is 11211202157. The reversal of 11211202110 is 1120211211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 256431 + ... + 296949.

It is an arithmetic number, because the mean of its divisors is an integer number (439804080).

Almost surely, 2^11211202110 is an apocalyptic number.

11211202110 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 11211202110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14073730560).

11211202110 is an abundant number, since it is smaller than the sum of its proper divisors (16936259010).

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

11211202110 is a wasteful number, since it uses less digits than its factorization.

11211202110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40953.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11211202110 its reverse (1120211211), we get a palindrome (12331413321).

The spelling of 11211202110 in words is "eleven billion, two hundred eleven million, two hundred two thousand, one hundred ten".