2223011222101 has 4 divisors (see below), whose sum is σ = 2223629931852. Its totient is φ = 2222392512352.

The previous prime is 2223011222093. The next prime is 2223011222111. The reversal of 2223011222101 is 1012221103222.

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 1422700272900 + 800310949201 = 1192770^2 + 894601^2 .

It is a cyclic number.

It is not a de Polignac number, because 2223011222101 - 2³ = 2223011222093 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 (2223011222111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 309349486 + ... + 309356671.

It is an arithmetic number, because the mean of its divisors is an integer number (555907482963).

Almost surely, 2^{2223011222101} is an apocalyptic number.

It is an amenable number.

2223011222101 is a deficient number, since it is larger than the sum of its proper divisors (618709751).

2223011222101 is an equidigital number, since it uses as much as digits as its factorization.

2223011222101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618709750.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 2223011222101 its reverse (1012221103222), we get a palindrome (3235232325323).

The spelling of 2223011222101 in words is "two trillion, two hundred twenty-three billion, eleven million, two hundred twenty-two thousand, one hundred one".