11002221201012 has 24 divisors (see below), whose sum is σ = 25672467494016. Its totient is φ = 3667318777728.

The previous prime is 11002221200981. The next prime is 11002221201017. The reversal of 11002221201012 is 21010212220011.

It is a junction number, because it is equal to n+sod(n) for n = 11002221200982 and 11002221201000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002221201017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10515948 + ... + 11514755.

It is an arithmetic number, because the mean of its divisors is an integer number (1069686145584).

Almost surely, 2^{11002221201012} is an apocalyptic number.

11002221201012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11002221201012 is an abundant number, since it is smaller than the sum of its proper divisors (14670246293004).

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

11002221201012 is a wasteful number, since it uses less digits than its factorization.

11002221201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22072327 (or 22072325 counting only the distinct ones).

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

Adding to 11002221201012 its reverse (21010212220011), we get a palindrome (32012433421023).

The spelling of 11002221201012 in words is "eleven trillion, two billion, two hundred twenty-one million, two hundred one thousand, twelve".