11222012011112 has 64 divisors (see below), whose sum is σ = 24562895328000. Its totient is φ = 4804539956160.

The previous prime is 11222012011103. The next prime is 11222012011127. The reversal of 11222012011112 is 21111021022211.

It is a super-2 number, since 2×11222012011112² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 617162 + ... + 4777542.

It is an arithmetic number, because the mean of its divisors is an integer number (383795239500).

Almost surely, 2^{11222012011112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11222012011112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12281447664000).

11222012011112 is an abundant number, since it is smaller than the sum of its proper divisors (13340883316888).

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

11222012011112 is an equidigital number, since it uses as much as digits as its factorization.

11222012011112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4161391 (or 4161373 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11222012011112 its reverse (21111021022211), we get a palindrome (32333033033323).

It can be divided in two parts, 1122201 and 2011112, that added together give a palindrome (3133313).

The spelling of 11222012011112 in words is "eleven trillion, two hundred twenty-two billion, twelve million, eleven thousand, one hundred twelve".