1112022201121 has 8 divisors (see below), whose sum is σ = 1197571098024. Its totient is φ = 1026474551040.

The previous prime is 1112022201053. The next prime is 1112022201131. The reversal of 1112022201121 is 1211022202111.

It can be written as a sum of positive squares in 4 ways, for example, as 46304584225 + 1065717616896 = 215185^2 + 1032336^2 .

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 1112022201121 - 2¹⁵ = 1112022168353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1112022201095 and 1112022201104.

It is not an unprimeable number, because it can be changed into a prime (1112022201131) 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, 2441235 + ... + 2860711.

It is an arithmetic number, because the mean of its divisors is an integer number (149696387253).

Almost surely, 2^{1112022201121} is an apocalyptic number.

It is an amenable number.

1112022201121 is a deficient number, since it is larger than the sum of its proper divisors (85548896903).

1112022201121 is a wasteful number, since it uses less digits than its factorization.

1112022201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623411.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1112022201121 its reverse (1211022202111), we get a palindrome (2323044403232).

The spelling of 1112022201121 in words is "one trillion, one hundred twelve billion, twenty-two million, two hundred one thousand, one hundred twenty-one".