112102110121 has 6 divisors (see below), whose sum is σ = 118312753722. Its totient is φ = 106201998720.

The previous prime is 112102110091. The next prime is 112102110137. The reversal of 112102110121 is 121011201211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 73243844496 + 38858265625 = 270636^2 + 197125^2 .

It is not a de Polignac number, because 112102110121 - 2¹³ = 112102101929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112102110151) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 155265720 + ... + 155266441.

It is an arithmetic number, because the mean of its divisors is an integer number (19718792287).

Almost surely, 2^112102110121 is an apocalyptic number.

It is an amenable number.

112102110121 is a deficient number, since it is larger than the sum of its proper divisors (6210643601).

112102110121 is an equidigital number, since it uses as much as digits as its factorization.

112102110121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310532199 (or 310532180 counting only the distinct ones).

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

Adding to 112102110121 its reverse (121011201211), we get a palindrome (233113311332).

The spelling of 112102110121 in words is "one hundred twelve billion, one hundred two million, one hundred ten thousand, one hundred twenty-one".