112001211222021 has 48 divisors (see below), whose sum is σ = 183081071759040. Its totient is φ = 67858096965120.

The previous prime is 112001211221947. The next prime is 112001211222023. The reversal of 112001211222021 is 120222112100211.

112001211222021 is a `hidden beast` number, since 11 + 200 + 1 + 211 + 2 + 220 + 21 = 666.

It is not a de Polignac number, because 112001211222021 - 2⁹ = 112001211221509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112001211221985 and 112001211222003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112001211222023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1859671 + ... + 15081803.

It is an arithmetic number, because the mean of its divisors is an integer number (3814188994980).

Almost surely, 2^{112001211222021} is an apocalyptic number.

112001211222021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112001211222021 is a deficient number, since it is larger than the sum of its proper divisors (71079860537019).

112001211222021 is a wasteful number, since it uses less digits than its factorization.

112001211222021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13225328 (or 13225316 counting only the distinct ones).

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

Adding to 112001211222021 its reverse (120222112100211), we get a palindrome (232223323322232).

The spelling of 112001211222021 in words is "one hundred twelve trillion, one billion, two hundred eleven million, two hundred twenty-two thousand, twenty-one".