112022001 has 64 divisors (see below), whose sum is σ = 206438400. Its totient is φ = 58459968.

The previous prime is 112021999. The next prime is 112022011. The reversal of 112022001 is 100220211.

It is not a de Polignac number, because 112022001 - 2¹ = 112021999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (112022011) 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, 311860 + ... + 312218.

It is an arithmetic number, because the mean of its divisors is an integer number (3225600).

Almost surely, 2^112022001 is an apocalyptic number.

It is an amenable number.

112022001 is a deficient number, since it is larger than the sum of its proper divisors (94416399).

112022001 is a wasteful number, since it uses less digits than its factorization.

112022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515 (or 509 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 112022001 is about 10584.0446427630. The cubic root of 112022001 is about 482.0600135900.

Adding to 112022001 its reverse (100220211), we get a palindrome (212242212).

It can be divided in two parts, 11202 and 2001, that added together give a triangular number (13203 = T₁₆₂).

The spelling of 112022001 in words is "one hundred twelve million, twenty-two thousand, one".