111012322320121 has 16 divisors (see below), whose sum is σ = 112073628038400. Its totient is φ = 109957064076288.

The previous prime is 111012322320113. The next prime is 111012322320131. The reversal of 111012322320121 is 121023223210111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 111012322320121 - 2³ = 111012322320113 is a prime.

It is a super-3 number, since 3×111012322320121³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111012322320092 and 111012322320101.

It is not an unprimeable number, because it can be changed into a prime (111012322320131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39812800 + ... + 42509806.

It is an arithmetic number, because the mean of its divisors is an integer number (7004601752400).

Almost surely, 2^{111012322320121} is an apocalyptic number.

It is an amenable number.

111012322320121 is a deficient number, since it is larger than the sum of its proper divisors (1061305718279).

111012322320121 is a wasteful number, since it uses less digits than its factorization.

111012322320121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2698128.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 111012322320121 its reverse (121023223210111), we get a palindrome (232035545530232).

The spelling of 111012322320121 in words is "one hundred eleven trillion, twelve billion, three hundred twenty-two million, three hundred twenty thousand, one hundred twenty-one".