11002121212101 has 8 divisors (see below), whose sum is σ = 14669550603264. Its totient is φ = 7334719647840.

The previous prime is 11002121212079. The next prime is 11002121212109. The reversal of 11002121212101 is 10121212120011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11002121212101 - 2⁷ = 11002121211973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002121212109) 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, 6016005 + ... + 7628666.

It is an arithmetic number, because the mean of its divisors is an integer number (1833693825408).

Almost surely, 2^{11002121212101} is an apocalyptic number.

It is an amenable number.

11002121212101 is a deficient number, since it is larger than the sum of its proper divisors (3667429391163).

11002121212101 is a wasteful number, since it uses less digits than its factorization.

11002121212101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13913451.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11002121212101 its reverse (10121212120011), we get a palindrome (21123333332112).

The spelling of 11002121212101 in words is "eleven trillion, two billion, one hundred twenty-one million, two hundred twelve thousand, one hundred one".