11122101210 has 128 divisors (see below), whose sum is σ = 30415564800. Its totient is φ = 2578763520.

The previous prime is 11122101209. The next prime is 11122101217. The reversal of 11122101210 is 1210122111.

It is a super-2 number, since 2×11122101210² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11122101217) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 712671 + ... + 728109.

It is an arithmetic number, because the mean of its divisors is an integer number (237621600).

Almost surely, 2^11122101210 is an apocalyptic number.

11122101210 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 11122101210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15207782400).

11122101210 is an abundant number, since it is smaller than the sum of its proper divisors (19293463590).

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

11122101210 is a wasteful number, since it uses less digits than its factorization.

11122101210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15556.

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

Adding to 11122101210 its reverse (1210122111), we get a palindrome (12332223321).

It can be divided in two parts, 11 and 122101210, that added together give a palindrome (122101221).

The spelling of 11122101210 in words is "eleven billion, one hundred twenty-two million, one hundred one thousand, two hundred ten".