110202220202121 has 12 divisors (see below), whose sum is σ = 159373464777072. Its totient is φ = 73379309859576.

The previous prime is 110202220202101. The next prime is 110202220202141. The reversal of 110202220202121 is 121202022202011.

It is a happy number.

110202220202121 is a `hidden beast` number, since 1 + 10 + 202 + 220 + 20 + 212 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (110202220202101) and next prime (110202220202141).

It is not a de Polignac number, because 110202220202121 - 2¹⁹ = 110202219677833 is a prime.

It is a super-3 number, since 3×110202220202121³ (a number of 43 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 110202220202094 and 110202220202103.

It is not an unprimeable number, because it can be changed into a prime (110202220202101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7403070631 + ... + 7403085516.

It is an arithmetic number, because the mean of its divisors is an integer number (13281122064756).

Almost surely, 2^{110202220202121} is an apocalyptic number.

It is an amenable number.

110202220202121 is a deficient number, since it is larger than the sum of its proper divisors (49171244574951).

110202220202121 is a wasteful number, since it uses less digits than its factorization.

110202220202121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14806156980 (or 14806156977 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 110202220202121 its reverse (121202022202011), we get a palindrome (231404242404132).

The spelling of 110202220202121 in words is "one hundred ten trillion, two hundred two billion, two hundred twenty million, two hundred two thousand, one hundred twenty-one".