223010232121 has 4 divisors (see below), whose sum is σ = 223598650000. Its totient is φ = 222421814244.

The previous prime is 223010232113. The next prime is 223010232143. The reversal of 223010232121 is 121232010322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 223010232121 - 2³ = 223010232113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223010232721) 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, 294208371 + ... + 294209128.

It is an arithmetic number, because the mean of its divisors is an integer number (55899662500).

Almost surely, 2^223010232121 is an apocalyptic number.

It is an amenable number.

223010232121 is a deficient number, since it is larger than the sum of its proper divisors (588417879).

223010232121 is an equidigital number, since it uses as much as digits as its factorization.

223010232121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588417878.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 223010232121 its reverse (121232010322), we get a palindrome (344242242443).

The spelling of 223010232121 in words is "two hundred twenty-three billion, ten million, two hundred thirty-two thousand, one hundred twenty-one".