1110110202121 has 8 divisors (see below), whose sum is σ = 1113808989960. Its totient is φ = 1106417367552.

The previous prime is 1110110202119. The next prime is 1110110202163. The reversal of 1110110202121 is 1212020110111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 372124400400 + 737985801721 = 610020^2 + 859061^2 .

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 1110110202121 - 2¹ = 1110110202119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1110110202101) 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, 1114600 + ... + 1860793.

It is an arithmetic number, because the mean of its divisors is an integer number (139226123745).

Almost surely, 2^{1110110202121} is an apocalyptic number.

It is an amenable number.

1110110202121 is a deficient number, since it is larger than the sum of its proper divisors (3698787839).

1110110202121 is an equidigital number, since it uses as much as digits as its factorization.

1110110202121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2976635.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1110110202121 its reverse (1212020110111), we get a palindrome (2322130312232).

The spelling of 1110110202121 in words is "one trillion, one hundred ten billion, one hundred ten million, two hundred two thousand, one hundred twenty-one".