112012011222021 has 8 divisors (see below), whose sum is σ = 165943720328960. Its totient is φ = 74674674147996.

The previous prime is 112012011221963. The next prime is 112012011222043. The reversal of 112012011222021 is 120222110210211.

112012011222021 is a `hidden beast` number, since 11 + 201 + 201 + 12 + 220 + 21 = 666.

It is not a de Polignac number, because 112012011222021 - 2¹³ = 112012011213829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112012011221985 and 112012011222003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112012011222061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2074296504085 + ... + 2074296504138.

It is an arithmetic number, because the mean of its divisors is an integer number (20742965041120).

Almost surely, 2^{112012011222021} is an apocalyptic number.

It is an amenable number.

112012011222021 is a deficient number, since it is larger than the sum of its proper divisors (53931709106939).

112012011222021 is an equidigital number, since it uses as much as digits as its factorization.

112012011222021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4148593008232 (or 4148593008226 counting only the distinct ones).

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

Adding to 112012011222021 its reverse (120222110210211), we get a palindrome (232234121432232).

The spelling of 112012011222021 in words is "one hundred twelve trillion, twelve billion, eleven million, two hundred twenty-two thousand, twenty-one".