11101021100212 has 6 divisors (see below), whose sum is σ = 19426786925378. Its totient is φ = 5550510550104.

The previous prime is 11101021100201. The next prime is 11101021100237. The reversal of 11101021100212 is 21200112010111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11031073545636 + 69947554576 = 3321306^2 + 264476^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11101021100192 and 11101021100201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1387627637523 + ... + 1387627637530.

Almost surely, 2^{11101021100212} is an apocalyptic number.

It is an amenable number.

11101021100212 is a deficient number, since it is larger than the sum of its proper divisors (8325765825166).

11101021100212 is a wasteful number, since it uses less digits than its factorization.

11101021100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2775255275057 (or 2775255275055 counting only the distinct ones).

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

Adding to 11101021100212 its reverse (21200112010111), we get a palindrome (32301133110323).

The spelling of 11101021100212 in words is "eleven trillion, one hundred one billion, twenty-one million, one hundred thousand, two hundred twelve".