3112223021101 has 4 divisors (see below), whose sum is σ = 3112273311804. Its totient is φ = 3112172730400.

The previous prime is 3112223021087. The next prime is 3112223021107. The reversal of 3112223021101 is 1011203222113.

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 1220470353001 + 1891752668100 = 1104749^2 + 1375410^2 .

It is a cyclic number.

It is not a de Polignac number, because 3112223021101 - 2⁵ = 3112223021069 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 (3112223021107) 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, 25052410 + ... + 25176331.

It is an arithmetic number, because the mean of its divisors is an integer number (778068327951).

Almost surely, 2^{3112223021101} is an apocalyptic number.

It is an amenable number.

3112223021101 is a deficient number, since it is larger than the sum of its proper divisors (50290703).

3112223021101 is an equidigital number, since it uses as much as digits as its factorization.

3112223021101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50290702.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 3112223021101 its reverse (1011203222113), we get a palindrome (4123426243214).

The spelling of 3112223021101 in words is "three trillion, one hundred twelve billion, two hundred twenty-three million, twenty-one thousand, one hundred one".