112102021121 has 8 divisors (see below), whose sum is σ = 114731220384. Its totient is φ = 109473829920.

The previous prime is 112102021103. The next prime is 112102021127. The reversal of 112102021121 is 121120201211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112102021121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112102021096 and 112102021105.

It is not an unprimeable number, because it can be changed into a prime (112102021127) 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, 24620 + ... + 474141.

It is an arithmetic number, because the mean of its divisors is an integer number (14341402548).

Almost surely, 2^112102021121 is an apocalyptic number.

It is an amenable number.

112102021121 is a deficient number, since it is larger than the sum of its proper divisors (2629199263).

112102021121 is an equidigital number, since it uses as much as digits as its factorization.

112102021121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504031.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 112102021121 its reverse (121120201211), we get a palindrome (233222222332).

The spelling of 112102021121 in words is "one hundred twelve billion, one hundred two million, twenty-one thousand, one hundred twenty-one".