112001001212021 has 4 divisors (see below), whose sum is σ = 112001022497952. Its totient is φ = 112000979926092.

The previous prime is 112001001212017. The next prime is 112001001212029. The reversal of 112001001212021 is 120212100100211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 112001001212021 - 2² = 112001001212017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112001001211987 and 112001001212005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112001001212029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3629936 + ... + 15400598.

It is an arithmetic number, because the mean of its divisors is an integer number (28000255624488).

Almost surely, 2^{112001001212021} is an apocalyptic number.

It is an amenable number.

112001001212021 is a deficient number, since it is larger than the sum of its proper divisors (21285931).

112001001212021 is an equidigital number, since it uses as much as digits as its factorization.

112001001212021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21285930.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 112001001212021 its reverse (120212100100211), we get a palindrome (232213101312232).

The spelling of 112001001212021 in words is "one hundred twelve trillion, one billion, one million, two hundred twelve thousand, twenty-one".