1110021211121 has 8 divisors (see below), whose sum is σ = 1137743042304. Its totient is φ = 1082627449200.

The previous prime is 1110021211109. The next prime is 1110021211139. The reversal of 1110021211121 is 1211121200111.

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

It is a cyclic number.

It is not a de Polignac number, because 1110021211121 - 2³⁰ = 1108947469297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1110021211096 and 1110021211105.

It is not an unprimeable number, because it can be changed into a prime (1110021211141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82010465 + ... + 82023998.

It is an arithmetic number, because the mean of its divisors is an integer number (142217880288).

Almost surely, 2^{1110021211121} is an apocalyptic number.

It is an amenable number.

1110021211121 is a deficient number, since it is larger than the sum of its proper divisors (27721831183).

1110021211121 is a wasteful number, since it uses less digits than its factorization.

1110021211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164034631.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1110021211121 its reverse (1211121200111), we get a palindrome (2321142411232).

The spelling of 1110021211121 in words is "one trillion, one hundred ten billion, twenty-one million, two hundred eleven thousand, one hundred twenty-one".