112211121012021 has 24 divisors (see below), whose sum is σ = 169868363758080. Its totient is φ = 71242450826976.

The previous prime is 112211121012013. The next prime is 112211121012161. The reversal of 112211121012021 is 120210121112211.

It is a happy number.

It is not a de Polignac number, because 112211121012021 - 2³ = 112211121012013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112211121011985 and 112211121012003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112211121012721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1183539301 + ... + 1183634106.

It is an arithmetic number, because the mean of its divisors is an integer number (7077848489920).

Almost surely, 2^{112211121012021} is an apocalyptic number.

It is an amenable number.

112211121012021 is a deficient number, since it is larger than the sum of its proper divisors (57657242746059).

112211121012021 is a wasteful number, since it uses less digits than its factorization.

112211121012021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2367173665 (or 2367173662 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 112211121012021 its reverse (120210121112211), we get a palindrome (232421242124232).

The spelling of 112211121012021 in words is "one hundred twelve trillion, two hundred eleven billion, one hundred twenty-one million, twelve thousand, twenty-one".