220243404134 has 32 divisors (see below), whose sum is σ = 357302413440. Its totient is φ = 101215700352.

The previous prime is 220243404107. The next prime is 220243404179. The reversal of 220243404134 is 431404342022.

It is a junction number, because it is equal to n+sod(n) for n = 220243404097 and 220243404106.

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, 11607347 + ... + 11626305.

It is an arithmetic number, because the mean of its divisors is an integer number (11165700420).

Almost surely, 2^220243404134 is an apocalyptic number.

220243404134 is a deficient number, since it is larger than the sum of its proper divisors (137059009306).

220243404134 is a wasteful number, since it uses less digits than its factorization.

220243404134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20864.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 220243404134 its reverse (431404342022), we get a palindrome (651647746156).

The spelling of 220243404134 in words is "two hundred twenty billion, two hundred forty-three million, four hundred four thousand, one hundred thirty-four".