110001221213 has 8 divisors (see below), whose sum is σ = 118654860408. Its totient is φ = 101375011584.

The previous prime is 110001221189. The next prime is 110001221243. The reversal of 110001221213 is 312122100011.

It can be written as a sum of positive squares in 4 ways, for example, as 819218884 + 109182002329 = 28622^2 + 330427^2 .

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 110001221213 - 2²⁰ = 110000172637 is a prime.

It is a super-3 number, since 3×110001221213³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110001221243) 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, 6849056 + ... + 6865097.

It is an arithmetic number, because the mean of its divisors is an integer number (14831857551).

Almost surely, 2^110001221213 is an apocalyptic number.

110001221213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

110001221213 is a deficient number, since it is larger than the sum of its proper divisors (8653639195).

110001221213 is a wasteful number, since it uses less digits than its factorization.

110001221213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13714783.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 110001221213 its reverse (312122100011), we get a palindrome (422123321224).

The spelling of 110001221213 in words is "one hundred ten billion, one million, two hundred twenty-one thousand, two hundred thirteen".