223003121031123 has 16 divisors (see below), whose sum is σ = 302963968893600. Its totient is φ = 145855812720384.

The previous prime is 223003121031101. The next prime is 223003121031167. The reversal of 223003121031123 is 321130121300322.

It is not a de Polignac number, because 223003121031123 - 2¹³ = 223003121022931 is a prime.

It is a super-2 number, since 2×223003121031123² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223003121031093 and 223003121031102.

It is not an unprimeable number, because it can be changed into a prime (223003121036123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34848148 + ... + 40748001.

It is an arithmetic number, because the mean of its divisors is an integer number (18935248055850).

Almost surely, 2^{223003121031123} is an apocalyptic number.

223003121031123 is a deficient number, since it is larger than the sum of its proper divisors (79960847862477).

223003121031123 is a wasteful number, since it uses less digits than its factorization.

223003121031123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75614758.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 223003121031123 its reverse (321130121300322), we get a palindrome (544133242331445).

The spelling of 223003121031123 in words is "two hundred twenty-three trillion, three billion, one hundred twenty-one million, thirty-one thousand, one hundred twenty-three".