223313220121031 has 8 divisors (see below), whose sum is σ = 228851278412064. Its totient is φ = 217779513943680.

The previous prime is 223313220121003. The next prime is 223313220121051. The reversal of 223313220121031 is 130121022313322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 223313220121031 - 2¹⁰ = 223313220120007 is a prime.

It is a super-2 number, since 2×223313220121031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223313220121051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1087924526 + ... + 1088129771.

It is an arithmetic number, because the mean of its divisors is an integer number (28606409801508).

Almost surely, 2^{223313220121031} is an apocalyptic number.

223313220121031 is a deficient number, since it is larger than the sum of its proper divisors (5538058291033).

223313220121031 is a wasteful number, since it uses less digits than its factorization.

223313220121031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176056841.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 223313220121031 its reverse (130121022313322), we get a palindrome (353434242434353).

The spelling of 223313220121031 in words is "two hundred twenty-three trillion, three hundred thirteen billion, two hundred twenty million, one hundred twenty-one thousand, thirty-one".