1223212133301 has 32 divisors (see below), whose sum is σ = 1667340702720. Its totient is φ = 797435529984.

The previous prime is 1223212133261. The next prime is 1223212133383. The reversal of 1223212133301 is 1033312123221.

It is not a de Polignac number, because 1223212133301 - 2¹⁸ = 1223211871157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223212133401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27310141 + ... + 27354893.

It is an arithmetic number, because the mean of its divisors is an integer number (52104396960).

Almost surely, 2^{1223212133301} is an apocalyptic number.

It is an amenable number.

1223212133301 is a deficient number, since it is larger than the sum of its proper divisors (444128569419).

1223212133301 is a wasteful number, since it uses less digits than its factorization.

1223212133301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45625.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1223212133301 its reverse (1033312123221), we get a palindrome (2256524256522).

The spelling of 1223212133301 in words is "one trillion, two hundred twenty-three billion, two hundred twelve million, one hundred thirty-three thousand, three hundred one".