11002111211021 has 8 divisors (see below), whose sum is σ = 13313479112640. Its totient is φ = 8875652741568.

The previous prime is 11002111211011. The next prime is 11002111211033. The reversal of 11002111211021 is 12011211120011.

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

It is a cyclic number.

It is not a de Polignac number, because 11002111211021 - 2¹⁸ = 11002110948877 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11002111210987 and 11002111211005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002111211011) 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, 46227357911 + ... + 46227358148.

It is an arithmetic number, because the mean of its divisors is an integer number (1664184889080).

Almost surely, 2^{11002111211021} is an apocalyptic number.

It is an amenable number.

11002111211021 is a deficient number, since it is larger than the sum of its proper divisors (2311367901619).

11002111211021 is an equidigital number, since it uses as much as digits as its factorization.

11002111211021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92454716083.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11002111211021 its reverse (12011211120011), we get a palindrome (23013322331032).

The spelling of 11002111211021 in words is "eleven trillion, two billion, one hundred eleven million, two hundred eleven thousand, twenty-one".