221414132434 has 16 divisors (see below), whose sum is σ = 366049234656. Its totient is φ = 99605232000.

The previous prime is 221414132371. The next prime is 221414132441. The reversal of 221414132434 is 434231414122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 221414132396 and 221414132405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51875592 + ... + 51879859.

It is an arithmetic number, because the mean of its divisors is an integer number (22878077166).

Almost surely, 2^221414132434 is an apocalyptic number.

221414132434 is a deficient number, since it is larger than the sum of its proper divisors (144635102222).

221414132434 is a wasteful number, since it uses less digits than its factorization.

221414132434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103755561.

The product of its digits is 18432, while the sum is 31.

Adding to 221414132434 its reverse (434231414122), we get a palindrome (655645546556).

The spelling of 221414132434 in words is "two hundred twenty-one billion, four hundred fourteen million, one hundred thirty-two thousand, four hundred thirty-four".