1120001122121 has 32 divisors (see below), whose sum is σ = 1337621472000. Its totient is φ = 917465068800.

The previous prime is 1120001122087. The next prime is 1120001122127. The reversal of 1120001122121 is 1212211000211.

It is not a de Polignac number, because 1120001122121 - 2²⁶ = 1119934013257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120001122096 and 1120001122105.

It is not an unprimeable number, because it can be changed into a prime (1120001122127) 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, 119794355 + ... + 119803703.

It is an arithmetic number, because the mean of its divisors is an integer number (41800671000).

Almost surely, 2^{1120001122121} is an apocalyptic number.

It is an amenable number.

1120001122121 is a deficient number, since it is larger than the sum of its proper divisors (217620349879).

1120001122121 is a wasteful number, since it uses less digits than its factorization.

1120001122121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15329.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1120001122121 its reverse (1212211000211), we get a palindrome (2332212122332).

The spelling of 1120001122121 in words is "one trillion, one hundred twenty billion, one million, one hundred twenty-two thousand, one hundred twenty-one".