112210121001 has 64 divisors (see below), whose sum is σ = 181264158720. Its totient is φ = 60950338560.

The previous prime is 112210120991. The next prime is 112210121021. The reversal of 112210121001 is 100121012211.

It is not a de Polignac number, because 112210121001 - 2⁶ = 112210120937 is a prime.

It is a super-2 number, since 2×112210121001² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112210121021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 918070 + ... + 1033088.

It is an arithmetic number, because the mean of its divisors is an integer number (2832252480).

Almost surely, 2^112210121001 is an apocalyptic number.

112210121001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112210121001 is a deficient number, since it is larger than the sum of its proper divisors (69054037719).

112210121001 is a wasteful number, since it uses less digits than its factorization.

112210121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115134.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 112210121001 its reverse (100121012211), we get a palindrome (212331133212).

The spelling of 112210121001 in words is "one hundred twelve billion, two hundred ten million, one hundred twenty-one thousand, one".