111322102010121 has 48 divisors (see below), whose sum is σ = 165362428428288. Its totient is φ = 72113660553600.

The previous prime is 111322102010111. The next prime is 111322102010129. The reversal of 111322102010121 is 121010201223111.

It is a happy number.

111322102010121 is a `hidden beast` number, since 1 + 1 + 132 + 210 + 201 + 0 + 121 = 666.

It is not a de Polignac number, because 111322102010121 - 2⁶ = 111322102010057 is a prime.

It is a super-2 number, since 2×111322102010121² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111322102010094 and 111322102010103.

It is not an unprimeable number, because it can be changed into a prime (111322102010129) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4437429240 + ... + 4437454326.

It is an arithmetic number, because the mean of its divisors is an integer number (3445050592256).

Almost surely, 2^{111322102010121} is an apocalyptic number.

It is an amenable number.

111322102010121 is a deficient number, since it is larger than the sum of its proper divisors (54040326418167).

111322102010121 is a wasteful number, since it uses less digits than its factorization.

111322102010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42182 (or 42179 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 111322102010121 its reverse (121010201223111), we get a palindrome (232332303233232).

The spelling of 111322102010121 in words is "one hundred eleven trillion, three hundred twenty-two billion, one hundred two million, ten thousand, one hundred twenty-one".