110221122121202 has 4 divisors (see below), whose sum is σ = 165331683181806. Its totient is φ = 55110561060600.

The previous prime is 110221122121169. The next prime is 110221122121259. The reversal of 110221122121202 is 202121221122011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 79195564857721 + 31025557263481 = 8899189^2 + 5570059^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27555280530299 + ... + 27555280530302.

Almost surely, 2^{110221122121202} is an apocalyptic number.

110221122121202 is a deficient number, since it is larger than the sum of its proper divisors (55110561060604).

110221122121202 is an equidigital number, since it uses as much as digits as its factorization.

110221122121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55110561060603.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 110221122121202 its reverse (202121221122011), we get a palindrome (312342343243213).

The spelling of 110221122121202 in words is "one hundred ten trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred twenty-one thousand, two hundred two".