110100222222121 has 8 divisors (see below), whose sum is σ = 110117965588488. Its totient is φ = 110082480000000.

The previous prime is 110100222222071. The next prime is 110100222222127. The reversal of 110100222222121 is 121222222001011.

It can be written as a sum of positive squares in 4 ways, for example, as 1975891280896 + 108124330941225 = 1405664^2 + 10398285^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 110100222222121 - 2⁷ = 110100222221993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110100222222127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203762691 + ... + 204302311.

It is an arithmetic number, because the mean of its divisors is an integer number (13764745698561).

Almost surely, 2^{110100222222121} is an apocalyptic number.

It is an amenable number.

110100222222121 is a deficient number, since it is larger than the sum of its proper divisors (17743366367).

110100222222121 is an equidigital number, since it uses as much as digits as its factorization.

110100222222121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572123.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 110100222222121 its reverse (121222222001011), we get a palindrome (231322444223132).

The spelling of 110100222222121 in words is "one hundred ten trillion, one hundred billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred twenty-one".