11002420212 has 144 divisors (see below), whose sum is σ = 31614972480. Its totient is φ = 2961100800.

The previous prime is 11002420207. The next prime is 11002420223. The reversal of 11002420212 is 21202420011.

It is a super-2 number, since 2×11002420212² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11002420191 and 11002420200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2019412 + ... + 2024852.

It is an arithmetic number, because the mean of its divisors is an integer number (219548420).

Almost surely, 2^11002420212 is an apocalyptic number.

11002420212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11002420212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15807486240).

11002420212 is an abundant number, since it is smaller than the sum of its proper divisors (20612552268).

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

11002420212 is a wasteful number, since it uses less digits than its factorization.

11002420212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5662 (or 5653 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 11002420212 its reverse (21202420011), we get a palindrome (32204840223).

The spelling of 11002420212 in words is "eleven billion, two million, four hundred twenty thousand, two hundred twelve".