11120020121001 has 32 divisors (see below), whose sum is σ = 16237152442368. Its totient is φ = 6713335495040.

The previous prime is 11120020120997. The next prime is 11120020121017. The reversal of 11120020121001 is 10012102002111.

It is a cyclic number.

It is not a de Polignac number, because 11120020121001 - 2² = 11120020120997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11120020125001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169876060 + ... + 169941506.

It is an arithmetic number, because the mean of its divisors is an integer number (507411013824).

Almost surely, 2^{11120020121001} is an apocalyptic number.

11120020121001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11120020121001 is a deficient number, since it is larger than the sum of its proper divisors (5117132321367).

11120020121001 is a wasteful number, since it uses less digits than its factorization.

11120020121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85301.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11120020121001 its reverse (10012102002111), we get a palindrome (21132122123112).

The spelling of 11120020121001 in words is "eleven trillion, one hundred twenty billion, twenty million, one hundred twenty-one thousand, one".