223113121031 has 8 divisors (see below), whose sum is σ = 223669824000. Its totient is φ = 222556534200.

The previous prime is 223113121027. The next prime is 223113121051. The reversal of 223113121031 is 130121311322.

It is a happy number.

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 223113121031 - 2² = 223113121027 is a prime.

It is a super-3 number, since 3×223113121031³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223113120994 and 223113121012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223113121001) 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, 4816820 + ... + 4862918.

It is an arithmetic number, because the mean of its divisors is an integer number (27958728000).

Almost surely, 2^223113121031 is an apocalyptic number.

223113121031 is a deficient number, since it is larger than the sum of its proper divisors (556702969).

223113121031 is a wasteful number, since it uses less digits than its factorization.

223113121031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58069.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 223113121031 its reverse (130121311322), we get a palindrome (353234432353).

The spelling of 223113121031 in words is "two hundred twenty-three billion, one hundred thirteen million, one hundred twenty-one thousand, thirty-one".