1201201022223 has 64 divisors (see below), whose sum is σ = 1874378880000. Its totient is φ = 758812779648.

The previous prime is 1201201022213. The next prime is 1201201022233. The reversal of 1201201022223 is 3222201021021.

It is an interprime number because it is at equal distance from previous prime (1201201022213) and next prime (1201201022233).

It is not a de Polignac number, because 1201201022223 - 2⁸ = 1201201021967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1201201022196 and 1201201022205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201201022213) 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 63 ways as a sum of consecutive naturals, for example, 35051365 + ... + 35085617.

It is an arithmetic number, because the mean of its divisors is an integer number (29287170000).

Almost surely, 2^{1201201022223} is an apocalyptic number.

1201201022223 is a deficient number, since it is larger than the sum of its proper divisors (673177857777).

1201201022223 is a wasteful number, since it uses less digits than its factorization.

1201201022223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34813 (or 34807 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1201201022223 its reverse (3222201021021), we get a palindrome (4423402043244).

The spelling of 1201201022223 in words is "one trillion, two hundred one billion, two hundred one million, twenty-two thousand, two hundred twenty-three".