223430206126 has 4 divisors (see below), whose sum is σ = 335145309192. Its totient is φ = 111715103062.

The previous prime is 223430206121. The next prime is 223430206157. The reversal of 223430206126 is 621602034322.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 621602034322 = 2 ⋅310801017161.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223430206121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55857551530 + ... + 55857551533.

It is an arithmetic number, because the mean of its divisors is an integer number (83786327298).

Almost surely, 2^223430206126 is an apocalyptic number.

223430206126 is a deficient number, since it is larger than the sum of its proper divisors (111715103066).

223430206126 is a wasteful number, since it uses less digits than its factorization.

223430206126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111715103065.

The product of its (nonzero) digits is 20736, while the sum is 31.

The spelling of 223430206126 in words is "two hundred twenty-three billion, four hundred thirty million, two hundred six thousand, one hundred twenty-six".