110111022201121 has 4 divisors (see below), whose sum is σ = 110812366291732. Its totient is φ = 109409678110512.

The previous prime is 110111022201101. The next prime is 110111022201151. The reversal of 110111022201121 is 121102220111011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 52648012251025 + 57463009950096 = 7255895^2 + 7580436^2 .

It is a cyclic number.

It is not a de Polignac number, because 110111022201121 - 2³¹ = 110108874717473 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110111022201095 and 110111022201104.

It is not an unprimeable number, because it can be changed into a prime (110111022201101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350672045070 + ... + 350672045383.

It is an arithmetic number, because the mean of its divisors is an integer number (27703091572933).

Almost surely, 2^{110111022201121} is an apocalyptic number.

It is an amenable number.

110111022201121 is a deficient number, since it is larger than the sum of its proper divisors (701344090611).

110111022201121 is an equidigital number, since it uses as much as digits as its factorization.

110111022201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701344090610.

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

Adding to 110111022201121 its reverse (121102220111011), we get a palindrome (231213242312132).

The spelling of 110111022201121 in words is "one hundred ten trillion, one hundred eleven billion, twenty-two million, two hundred one thousand, one hundred twenty-one".