110022022202021 has 4 divisors (see below), whose sum is σ = 110283357172044. Its totient is φ = 109760687232000.

The previous prime is 110022022202017. The next prime is 110022022202033. The reversal of 110022022202021 is 120202220220011.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 33215465517796 + 76806556684225 = 5763286^2 + 8763935^2 .

It is a cyclic number.

It is not a de Polignac number, because 110022022202021 - 2² = 110022022202017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110022022202011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130667484380 + ... + 130667485221.

It is an arithmetic number, because the mean of its divisors is an integer number (27570839293011).

Almost surely, 2^{110022022202021} is an apocalyptic number.

It is an amenable number.

110022022202021 is a deficient number, since it is larger than the sum of its proper divisors (261334970023).

110022022202021 is an equidigital number, since it uses as much as digits as its factorization.

110022022202021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261334970022.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 110022022202021 its reverse (120202220220011), we get a palindrome (230224242422032).

The spelling of 110022022202021 in words is "one hundred ten trillion, twenty-two billion, twenty-two million, two hundred two thousand, twenty-one".