11210220210 has 128 divisors (see below), whose sum is σ = 32511559680. Its totient is φ = 2416587264.

The previous prime is 11210220209. The next prime is 11210220269. The reversal of 11210220210 is 1202201211.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 899542 + ... + 911918.

It is an arithmetic number, because the mean of its divisors is an integer number (253996560).

Almost surely, 2^11210220210 is an apocalyptic number.

11210220210 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 11210220210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16255779840).

11210220210 is an abundant number, since it is smaller than the sum of its proper divisors (21301339470).

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

11210220210 is a wasteful number, since it uses less digits than its factorization.

11210220210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12640.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11210220210 its reverse (1202201211), we get a palindrome (12412421421).

The spelling of 11210220210 in words is "eleven billion, two hundred ten million, two hundred twenty thousand, two hundred ten".