112121031112321 has 128 divisors (see below), whose sum is σ = 153785640960000. Its totient is φ = 79044422553600.

The previous prime is 112121031112289. The next prime is 112121031112399. The reversal of 112121031112321 is 123211130121211.

It is not a de Polignac number, because 112121031112321 - 2⁵ = 112121031112289 is a prime.

It is a super-2 number, since 2×112121031112321² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112121031112292 and 112121031112301.

It is not an unprimeable number, because it can be changed into a prime (112121031112421) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 21433954776 + ... + 21433960006.

It is an arithmetic number, because the mean of its divisors is an integer number (1201450320000).

Almost surely, 2^{112121031112321} is an apocalyptic number.

112121031112321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112121031112321 is a deficient number, since it is larger than the sum of its proper divisors (41664609847679).

112121031112321 is a wasteful number, since it uses less digits than its factorization.

112121031112321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7663.

The product of its (nonzero) digits is 144, while the sum is 22.

Adding to 112121031112321 its reverse (123211130121211), we get a palindrome (235332161233532).

The spelling of 112121031112321 in words is "one hundred twelve trillion, one hundred twenty-one billion, thirty-one million, one hundred twelve thousand, three hundred twenty-one".