11110220011012 has 24 divisors (see below), whose sum is σ = 19671688232280. Its totient is φ = 5489803334400.

The previous prime is 11110220010971. The next prime is 11110220011031. The reversal of 11110220011012 is 21011002201111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 380363293696 + 10729856717316 = 616736^2 + 3275646^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11110220010983 and 11110220011001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7531683 + ... + 8885194.

It is an arithmetic number, because the mean of its divisors is an integer number (819653676345).

Almost surely, 2^{11110220011012} is an apocalyptic number.

It is an amenable number.

11110220011012 is a deficient number, since it is larger than the sum of its proper divisors (8561468221268).

11110220011012 is a wasteful number, since it uses less digits than its factorization.

11110220011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16418871 (or 16418869 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11110220011012 its reverse (21011002201111), we get a palindrome (32121222212123).

The spelling of 11110220011012 in words is "eleven trillion, one hundred ten billion, two hundred twenty million, eleven thousand, twelve".