223120102203012 has 144 divisors (see below), whose sum is σ = 605786955411456. Its totient is φ = 62611675632000.

The previous prime is 223120102203001. The next prime is 223120102203013. The reversal of 223120102203012 is 210302201021322.

It is a super-3 number, since 3×223120102203012³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 223120102203012.

It is not an unprimeable number, because it can be changed into a prime (223120102203013) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 212958637 + ... + 214003787.

It is an arithmetic number, because the mean of its divisors is an integer number (4206853857024).

Almost surely, 2^{223120102203012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223120102203012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302893477705728).

223120102203012 is an abundant number, since it is smaller than the sum of its proper divisors (382666853208444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223120102203012 is a wasteful number, since it uses less digits than its factorization.

223120102203012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045970 (or 1045907 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 223120102203012 its reverse (210302201021322), we get a palindrome (433422303224334).

The spelling of 223120102203012 in words is "two hundred twenty-three trillion, one hundred twenty billion, one hundred two million, two hundred three thousand, twelve".