11102020021212 has 192 divisors, whose sum is σ = 27407798046720. Its totient is φ = 3494860992000.

The previous prime is 11102020021181. The next prime is 11102020021241. The reversal of 11102020021212 is 21212002020111.

It is a super-3 number, since 3×11102020021212³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11102020021191 and 11102020021200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 304555587 + ... + 304592037.

It is an arithmetic number, because the mean of its divisors is an integer number (142748948160).

Almost surely, 2^{11102020021212} is an apocalyptic number.

11102020021212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11102020021212 is an abundant number, since it is smaller than the sum of its proper divisors (16305778025508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11102020021212 is a wasteful number, since it uses less digits than its factorization.

11102020021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36744 (or 36742 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11102020021212 its reverse (21212002020111), we get a palindrome (32314022041323).

The spelling of 11102020021212 in words is "eleven trillion, one hundred two billion, twenty million, twenty-one thousand, two hundred twelve".