110202012122 has 4 divisors (see below), whose sum is σ = 165303018186. Its totient is φ = 55101006060.

The previous prime is 110202012103. The next prime is 110202012191. The reversal of 110202012122 is 221210202011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221210202011 = 32327 ⋅6842893.

It can be written as a sum of positive squares in only one way, i.e., 108096945961 + 2105066161 = 328781^2 + 45881^2 .

It is a junction number, because it is equal to n+sod(n) for n = 110202012097 and 110202012106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27550503029 + ... + 27550503032.

Almost surely, 2^110202012122 is an apocalyptic number.

110202012122 is a deficient number, since it is larger than the sum of its proper divisors (55101006064).

110202012122 is an equidigital number, since it uses as much as digits as its factorization.

110202012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55101006063.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 110202012122 its reverse (221210202011), we get a palindrome (331412214133).

The spelling of 110202012122 in words is "one hundred ten billion, two hundred two million, twelve thousand, one hundred twenty-two".