221034013134 has 32 divisors (see below), whose sum is σ = 491355206784. Its totient is φ = 65716229280.

The previous prime is 221034013127. The next prime is 221034013153. The reversal of 221034013134 is 431310430122.

It is a happy 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, 31590844 + ... + 31597839.

It is an arithmetic number, because the mean of its divisors is an integer number (15354850212).

Almost surely, 2^221034013134 is an apocalyptic number.

221034013134 is an abundant number, since it is smaller than the sum of its proper divisors (270321193650).

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

221034013134 is a wasteful number, since it uses less digits than its factorization.

221034013134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63188752.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 221034013134 its reverse (431310430122), we get a palindrome (652344443256).

The spelling of 221034013134 in words is "two hundred twenty-one billion, thirty-four million, thirteen thousand, one hundred thirty-four".