11002012022121 has 8 divisors (see below), whose sum is σ = 14673088697760. Its totient is φ = 7332805013952.

The previous prime is 11002012022083. The next prime is 11002012022149. The reversal of 11002012022121 is 12122021020011.

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

It is not a de Polignac number, because 11002012022121 - 2²³ = 11002003633513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11002012022121.

It is not an unprimeable number, because it can be changed into a prime (11002012022161) 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, 467403136 + ... + 467426673.

It is an arithmetic number, because the mean of its divisors is an integer number (1834136087220).

Almost surely, 2^{11002012022121} is an apocalyptic number.

It is an amenable number.

11002012022121 is a deficient number, since it is larger than the sum of its proper divisors (3671076675639).

11002012022121 is an equidigital number, since it uses as much as digits as its factorization.

11002012022121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934833735.

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

Adding to 11002012022121 its reverse (12122021020011), we get a palindrome (23124033042132).

The spelling of 11002012022121 in words is "eleven trillion, two billion, twelve million, twenty-two thousand, one hundred twenty-one".