112121221010 has 16 divisors (see below), whose sum is σ = 201823876800. Its totient is φ = 44847226416.

The previous prime is 112121220989. The next prime is 112121221033. The reversal of 112121221010 is 10122121211.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270851 + ... + 545529.

It is an arithmetic number, because the mean of its divisors is an integer number (12613992300).

Almost surely, 2^112121221010 is an apocalyptic number.

112121221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112121221010 is a deficient number, since it is larger than the sum of its proper divisors (89702655790).

112121221010 is a wasteful number, since it uses less digits than its factorization.

112121221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315505.

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

Adding to 112121221010 its reverse (10122121211), we get a palindrome (122243342221).

The spelling of 112121221010 in words is "one hundred twelve billion, one hundred twenty-one million, two hundred twenty-one thousand, ten".