11121202020112 has 10 divisors (see below), whose sum is σ = 21547328913998. Its totient is φ = 5560601010048.

The previous prime is 11121202020101. The next prime is 11121202020121. The reversal of 11121202020112 is 21102020212111.

It can be written as a sum of positive squares in only one way, i.e., 9904893017616 + 1216309002496 = 3147204^2 + 1102864^2 .

It is a super-2 number, since 2×11121202020112² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 695075126257 = 11121202020112 / (1 + 1 + 1 + 2 + 1 + 2 + 0 + 2 + 0 + 2 + 0 + 1 + 1 + 2).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347537563113 + ... + 347537563144.

Almost surely, 2^{11121202020112} is an apocalyptic number.

It is an amenable number.

11121202020112 is a deficient number, since it is larger than the sum of its proper divisors (10426126893886).

11121202020112 is an equidigital number, since it uses as much as digits as its factorization.

11121202020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695075126265 (or 695075126259 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11121202020112 its reverse (21102020212111), we get a palindrome (32223222232223).

The spelling of 11121202020112 in words is "eleven trillion, one hundred twenty-one billion, two hundred two million, twenty thousand, one hundred twelve".