11121111021202 has 48 divisors (see below), whose sum is σ = 21355956469440. Its totient is φ = 4247851398336.

The previous prime is 11121111021179. The next prime is 11121111021239. The reversal of 11121111021202 is 20212011112111.

It is a super-2 number, since 2×11121111021202² (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 23 ways as a sum of consecutive naturals, for example, 80972508 + ... + 81109735.

It is an arithmetic number, because the mean of its divisors is an integer number (444915759780).

Almost surely, 2^{11121111021202} is an apocalyptic number.

11121111021202 is a deficient number, since it is larger than the sum of its proper divisors (10234845448238).

11121111021202 is a wasteful number, since it uses less digits than its factorization.

11121111021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162082307 (or 162082294 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 11121111021202 its reverse (20212011112111), we get a palindrome (31333122133313).

Subtracting 11121111021202 from its reverse (20212011112111), we obtain a palindrome (9090900090909).

The spelling of 11121111021202 in words is "eleven trillion, one hundred twenty-one billion, one hundred eleven million, twenty-one thousand, two hundred two".