11023211311112 has 128 divisors (see below), whose sum is σ = 27788615688960. Its totient is φ = 3958981125120.

The previous prime is 11023211311097. The next prime is 11023211311127. The reversal of 11023211311112 is 21111311232011.

It is an interprime number because it is at equal distance from previous prime (11023211311097) and next prime (11023211311127).

It is a super-2 number, since 2×11023211311112² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4930898 + ... + 6808830.

It is an arithmetic number, because the mean of its divisors is an integer number (217098560070).

Almost surely, 2^{11023211311112} 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 11023211311112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13894307844480).

11023211311112 is an abundant number, since it is smaller than the sum of its proper divisors (16765404377848).

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

11023211311112 is a wasteful number, since it uses less digits than its factorization.

11023211311112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1878703 (or 1878699 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 11023211311112 its reverse (21111311232011), we get a palindrome (32134522543123).

The spelling of 11023211311112 in words is "eleven trillion, twenty-three billion, two hundred eleven million, three hundred eleven thousand, one hundred twelve".