110212210112121 has 48 divisors (see below), whose sum is σ = 177379983340560. Its totient is φ = 65474208092160.

The previous prime is 110212210112119. The next prime is 110212210112227. The reversal of 110212210112121 is 121211012212011.

It is a happy number.

110212210112121 is a `hidden beast` number, since 1 + 10 + 212 + 210 + 112 + 121 = 666.

110212210112121 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 136021553721 + 110076188558400 = 368811^2 + 10491720^2 .

It is not a de Polignac number, because 110212210112121 - 2¹ = 110212210112119 is a prime.

It is a super-2 number, since 2×110212210112121² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110212210112094 and 110212210112103.

It is not an unprimeable number, because it can be changed into a prime (110212210122121) 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, 19846381 + ... + 24785141.

It is an arithmetic number, because the mean of its divisors is an integer number (3695416319595).

Almost surely, 2^{110212210112121} is an apocalyptic number.

It is an amenable number.

110212210112121 is a deficient number, since it is larger than the sum of its proper divisors (67167773228439).

110212210112121 is a wasteful number, since it uses less digits than its factorization.

110212210112121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4945386 (or 4945383 counting only the distinct ones).

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

Adding to 110212210112121 its reverse (121211012212011), we get a palindrome (231423222324132).

The spelling of 110212210112121 in words is "one hundred ten trillion, two hundred twelve billion, two hundred ten million, one hundred twelve thousand, one hundred twenty-one".