223403020134 has 32 divisors (see below), whose sum is σ = 510651060480. Its totient is φ = 63827486112.

The previous prime is 223403020121. The next prime is 223403020201. The reversal of 223403020134 is 431020304322.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1853977 + ... + 1970795.

It is an arithmetic number, because the mean of its divisors is an integer number (15957845640).

Almost surely, 2^223403020134 is an apocalyptic number.

223403020134 is an abundant number, since it is smaller than the sum of its proper divisors (287248040346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223403020134 is a wasteful number, since it uses less digits than its factorization.

223403020134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162364.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 223403020134 its reverse (431020304322), we get a palindrome (654423324456).

The spelling of 223403020134 in words is "two hundred twenty-three billion, four hundred three million, twenty thousand, one hundred thirty-four".