1111120122201 has 32 divisors (see below), whose sum is σ = 1536023998080. Its totient is φ = 713867406336.

The previous prime is 1111120122199. The next prime is 1111120122209. The reversal of 1111120122201 is 1022210211111.

It is a happy number.

It is not a de Polignac number, because 1111120122201 - 2¹ = 1111120122199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1111120122209) 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, 38908210 + ... + 38936756.

It is an arithmetic number, because the mean of its divisors is an integer number (48000749940).

Almost surely, 2^{1111120122201} is an apocalyptic number.

It is an amenable number.

1111120122201 is a deficient number, since it is larger than the sum of its proper divisors (424903875879).

1111120122201 is a wasteful number, since it uses less digits than its factorization.

1111120122201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31913.

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

Adding to 1111120122201 its reverse (1022210211111), we get a palindrome (2133330333312).

It can be divided in two parts, 1111120 and 122201, that added together give a palindrome (1233321).

The spelling of 1111120122201 in words is "one trillion, one hundred eleven billion, one hundred twenty million, one hundred twenty-two thousand, two hundred one".