11002012212 has 24 divisors (see below), whose sum is σ = 25980657696. Its totient is φ = 3623152288.

The previous prime is 11002012193. The next prime is 11002012243. The reversal of 11002012212 is 21221020011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5522103 + ... + 5524094.

It is an arithmetic number, because the mean of its divisors is an integer number (1082527404).

Almost surely, 2^11002012212 is an apocalyptic number.

11002012212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11002012212 is an abundant number, since it is smaller than the sum of its proper divisors (14978645484).

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

11002012212 is a wasteful number, since it uses less digits than its factorization.

11002012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11046287 (or 11046285 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11002012212 its reverse (21221020011), we get a palindrome (32223032223).

The spelling of 11002012212 in words is "eleven billion, two million, twelve thousand, two hundred twelve".