2201111330121 has 24 divisors (see below), whose sum is σ = 3468510549504. Its totient is φ = 1333971214560.

The previous prime is 2201111330081. The next prime is 2201111330137. The reversal of 2201111330121 is 1210331111022.

2201111330121 is a `hidden beast` number, since 2 + 201 + 1 + 11 + 330 + 121 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-2201111330121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2201111330094 and 2201111330103.

It is not an unprimeable number, because it can be changed into a prime (2201111338121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3695535 + ... + 4249611.

It is an arithmetic number, because the mean of its divisors is an integer number (144521272896).

Almost surely, 2^{2201111330121} is an apocalyptic number.

It is an amenable number.

2201111330121 is a deficient number, since it is larger than the sum of its proper divisors (1267399219383).

2201111330121 is a wasteful number, since it uses less digits than its factorization.

2201111330121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594221 (or 594218 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 2201111330121 its reverse (1210331111022), we get a palindrome (3411442441143).

The spelling of 2201111330121 in words is "two trillion, two hundred one billion, one hundred eleven million, three hundred thirty thousand, one hundred twenty-one".