221434022431202 has 32 divisors (see below), whose sum is σ = 382023088121088. Its totient is φ = 94294831490496.

The previous prime is 221434022431201. The next prime is 221434022431231. The reversal of 221434022431202 is 202134220434122.

It is not an unprimeable number, because it can be changed into a prime (221434022431201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228299288 + ... + 229267164.

It is an arithmetic number, because the mean of its divisors is an integer number (11938221503784).

Almost surely, 2^{221434022431202} is an apocalyptic number.

221434022431202 is a deficient number, since it is larger than the sum of its proper divisors (160589065689886).

221434022431202 is a wasteful number, since it uses less digits than its factorization.

221434022431202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072130.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 221434022431202 its reverse (202134220434122), we get a palindrome (423568242865324).

The spelling of 221434022431202 in words is "two hundred twenty-one trillion, four hundred thirty-four billion, twenty-two million, four hundred thirty-one thousand, two hundred two".