223210121010 has 128 divisors (see below), whose sum is σ = 569384847360. Its totient is φ = 55879735296.

The previous prime is 223210121003. The next prime is 223210121047. The reversal of 223210121010 is 10121012322.

It is a super-3 number, since 3×223210121010³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27393757 + ... + 27401903.

It is an arithmetic number, because the mean of its divisors is an integer number (4448319120).

Almost surely, 2^223210121010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223210121010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (284692423680).

223210121010 is an abundant number, since it is smaller than the sum of its proper divisors (346174726350).

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

223210121010 is a wasteful number, since it uses less digits than its factorization.

223210121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8912.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 223210121010 its reverse (10121012322), we get a palindrome (233331133332).

The spelling of 223210121010 in words is "two hundred twenty-three billion, two hundred ten million, one hundred twenty-one thousand, ten".