110121202121202 has 40 divisors (see below), whose sum is σ = 246776221964316. Its totient is φ = 36703622389248.

The previous prime is 110121202121107. The next prime is 110121202121221. The reversal of 110121202121202 is 202121202121011.

110121202121202 is a `hidden beast` number, since 110 + 121 + 20 + 212 + 1 + 202 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 102590178799761 + 7531023321441 = 10128681^2 + 2744271^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 30166243 + ... + 33619110.

Almost surely, 2^{110121202121202} is an apocalyptic number.

110121202121202 is an abundant number, since it is smaller than the sum of its proper divisors (136655019843114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

110121202121202 is a wasteful number, since it uses less digits than its factorization.

110121202121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63796024 (or 63796015 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 110121202121202 its reverse (202121202121011), we get a palindrome (312242404242213).

The spelling of 110121202121202 in words is "one hundred ten trillion, one hundred twenty-one billion, two hundred two million, one hundred twenty-one thousand, two hundred two".