112021210110001 has 16 divisors (see below), whose sum is σ = 117126482088960. Its totient is φ = 107138080785120.

The previous prime is 112021210109987. The next prime is 112021210110059. The reversal of 112021210110001 is 100011012120211.

It is a happy number.

It is not a de Polignac number, because 112021210110001 - 2⁷ = 112021210109873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112021210110401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103403821 + ... + 104481541.

It is an arithmetic number, because the mean of its divisors is an integer number (7320405130560).

Almost surely, 2^{112021210110001} is an apocalyptic number.

It is an amenable number.

112021210110001 is a deficient number, since it is larger than the sum of its proper divisors (5105271978959).

112021210110001 is an frugal number, since it uses more digits than its factorization.

112021210110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086333 (or 1086287 counting only the distinct ones).

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

Adding to 112021210110001 its reverse (100011012120211), we get a palindrome (212032222230212).

It can be divided in two parts, 112021210 and 110001, that added together give a palindrome (112131211).

The spelling of 112021210110001 in words is "one hundred twelve trillion, twenty-one billion, two hundred ten million, one hundred ten thousand, one".