112100021202121 has 8 divisors (see below), whose sum is σ = 113211230774400. Its totient is φ = 110988837284400.

The previous prime is 112100021202079. The next prime is 112100021202151. The reversal of 112100021202121 is 121202120001211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112100021202121 - 2¹³ = 112100021193929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112100021202095 and 112100021202104.

It is not an unprimeable number, because it can be changed into a prime (112100021202151) 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, 2428990 + ... + 15169048.

It is an arithmetic number, because the mean of its divisors is an integer number (14151403846800).

Almost surely, 2^{112100021202121} is an apocalyptic number.

It is an amenable number.

112100021202121 is a deficient number, since it is larger than the sum of its proper divisors (1111209572279).

112100021202121 is a wasteful number, since it uses less digits than its factorization.

112100021202121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12827279.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 112100021202121 its reverse (121202120001211), we get a palindrome (233302141203332).

The spelling of 112100021202121 in words is "one hundred twelve trillion, one hundred billion, twenty-one million, two hundred two thousand, one hundred twenty-one".