223234187051 has 4 divisors (see below), whose sum is σ = 227017817400. Its totient is φ = 219450556704.

The previous prime is 223234187047. The next prime is 223234187087. The reversal of 223234187051 is 150781432322.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150781432322 = 2 ⋅75390716161.

It is a cyclic number.

It is not a de Polignac number, because 223234187051 - 2² = 223234187047 is a prime.

It is a super-3 number, since 3×223234187051³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223234186996 and 223234187014.

It is not an unprimeable number, because it can be changed into a prime (223234187551) 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, 1891815086 + ... + 1891815203.

It is an arithmetic number, because the mean of its divisors is an integer number (56754454350).

Almost surely, 2^223234187051 is an apocalyptic number.

223234187051 is a deficient number, since it is larger than the sum of its proper divisors (3783630349).

223234187051 is an equidigital number, since it uses as much as digits as its factorization.

223234187051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3783630348.

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 223234187051 in words is "two hundred twenty-three billion, two hundred thirty-four million, one hundred eighty-seven thousand, fifty-one".