112002211202221 has 4 divisors (see below), whose sum is σ = 113673885996352. Its totient is φ = 110330536408092.

The previous prime is 112002211202197. The next prime is 112002211202227. The reversal of 112002211202221 is 122202112200211.

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 112002211202221 - 2⁹ = 112002211201709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112002211202227) 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, 835837396965 + ... + 835837397098.

It is an arithmetic number, because the mean of its divisors is an integer number (28418471499088).

Almost surely, 2^{112002211202221} is an apocalyptic number.

It is an amenable number.

112002211202221 is a deficient number, since it is larger than the sum of its proper divisors (1671674794131).

112002211202221 is an equidigital number, since it uses as much as digits as its factorization.

112002211202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671674794130.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112002211202221 its reverse (122202112200211), we get a palindrome (234204323402432).

The spelling of 112002211202221 in words is "one hundred twelve trillion, two billion, two hundred eleven million, two hundred two thousand, two hundred twenty-one".