1223332404101 has 4 divisors (see below), whose sum is σ = 1295293133772. Its totient is φ = 1151371674432.

The previous prime is 1223332404089. The next prime is 1223332404143. The reversal of 1223332404101 is 1014042333221.

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 400454824225 + 822877579876 = 632815^2 + 907126^2 .

It is a cyclic number.

It is not a de Polignac number, because 1223332404101 - 2¹⁸ = 1223332141957 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 (1223332424101) 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, 35980364810 + ... + 35980364843.

It is an arithmetic number, because the mean of its divisors is an integer number (323823283443).

Almost surely, 2^{1223332404101} is an apocalyptic number.

It is an amenable number.

1223332404101 is a deficient number, since it is larger than the sum of its proper divisors (71960729671).

1223332404101 is an equidigital number, since it uses as much as digits as its factorization.

1223332404101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71960729670.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1223332404101 its reverse (1014042333221), we get a palindrome (2237374737322).

The spelling of 1223332404101 in words is "one trillion, two hundred twenty-three billion, three hundred thirty-two million, four hundred four thousand, one hundred one".