11101120010212 has 24 divisors (see below), whose sum is σ = 19744962625080. Its totient is φ = 5460335274240.

The previous prime is 11101120010177. The next prime is 11101120010213. The reversal of 11101120010212 is 21201002110111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4560129618916 + 6540990391296 = 2135446^2 + 2557536^2 .

It is a super-2 number, since 2×11101120010212² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11101120010192 and 11101120010201.

It is not an unprimeable number, because it can be changed into a prime (11101120010213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79074339 + ... + 79214602.

It is an arithmetic number, because the mean of its divisors is an integer number (822706776045).

Almost surely, 2^{11101120010212} is an apocalyptic number.

It is an amenable number.

11101120010212 is a deficient number, since it is larger than the sum of its proper divisors (8643842614868).

11101120010212 is a wasteful number, since it uses less digits than its factorization.

11101120010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158289231 (or 158289229 counting only the distinct ones).

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

Adding to 11101120010212 its reverse (21201002110111), we get a palindrome (32302122120323).

The spelling of 11101120010212 in words is "eleven trillion, one hundred one billion, one hundred twenty million, ten thousand, two hundred twelve".