223211010133123 has 4 divisors (see below), whose sum is σ = 223211043217168. Its totient is φ = 223210977049080.

The previous prime is 223211010133043. The next prime is 223211010133171. The reversal of 223211010133123 is 321331010112322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 223211010133123 - 2⁹ = 223211010132611 is a prime.

It is a super-3 number, since 3×223211010133123³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223211010143123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2380836 + ... + 21262417.

It is an arithmetic number, because the mean of its divisors is an integer number (55802760804292).

Almost surely, 2^{223211010133123} is an apocalyptic number.

223211010133123 is a deficient number, since it is larger than the sum of its proper divisors (33084045).

223211010133123 is an equidigital number, since it uses as much as digits as its factorization.

223211010133123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33084044.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 223211010133123 its reverse (321331010112322), we get a palindrome (544542020245445).

The spelling of 223211010133123 in words is "two hundred twenty-three trillion, two hundred eleven billion, ten million, one hundred thirty-three thousand, one hundred twenty-three".