112221122210001 has 96 divisors (see below), whose sum is σ = 192227640134400. Its totient is φ = 61748742182400.

The previous prime is 112221122209943. The next prime is 112221122210009. The reversal of 112221122210001 is 100012221122211.

112221122210001 is a `hidden beast` number, since 112 + 221 + 122 + 210 + 0 + 0 + 1 = 666.

It is not a de Polignac number, because 112221122210001 - 2²³ = 112221113821393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112221122210009) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 550571215 + ... + 550775003.

It is an arithmetic number, because the mean of its divisors is an integer number (2002371251400).

Almost surely, 2^{112221122210001} is an apocalyptic number.

It is an amenable number.

112221122210001 is a deficient number, since it is larger than the sum of its proper divisors (80006517924399).

112221122210001 is a wasteful number, since it uses less digits than its factorization.

112221122210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206279 (or 206276 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 112221122210001 its reverse (100012221122211), we get a palindrome (212233343332212).

The spelling of 112221122210001 in words is "one hundred twelve trillion, two hundred twenty-one billion, one hundred twenty-two million, two hundred ten thousand, one".