1111201001121 has 8 divisors (see below), whose sum is σ = 1516057180000. Its totient is φ = 723572744832.

The previous prime is 1111201001111. The next prime is 1111201001137. The reversal of 1111201001121 is 1211001021111.

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

It is not a de Polignac number, because 1111201001121 - 2⁵ = 1111201001089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1111201001097 and 1111201001106.

It is not an unprimeable number, because it can be changed into a prime (1111201001101) 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, 4306980496 + ... + 4306980753.

It is an arithmetic number, because the mean of its divisors is an integer number (189507147500).

Almost surely, 2^{1111201001121} is an apocalyptic number.

It is an amenable number.

1111201001121 is a deficient number, since it is larger than the sum of its proper divisors (404856178879).

1111201001121 is an equidigital number, since it uses as much as digits as its factorization.

1111201001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8613961295.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 1111201001121 its reverse (1211001021111), we get a palindrome (2322202022232).

The spelling of 1111201001121 in words is "one trillion, one hundred eleven billion, two hundred one million, one thousand, one hundred twenty-one".