221233421034202 has 16 divisors (see below), whose sum is σ = 349320913630560. Its totient is φ = 104793282680112.

The previous prime is 221233421034191. The next prime is 221233421034413. The reversal of 221233421034202 is 202430124332122.

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, 38847613 + ... + 44176960.

It is an arithmetic number, because the mean of its divisors is an integer number (21832557101910).

Almost surely, 2^{221233421034202} is an apocalyptic number.

221233421034202 is a deficient number, since it is larger than the sum of its proper divisors (128087492596358).

221233421034202 is a wasteful number, since it uses less digits than its factorization.

221233421034202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83094717.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 221233421034202 its reverse (202430124332122), we get a palindrome (423663545366324).

The spelling of 221233421034202 in words is "two hundred twenty-one trillion, two hundred thirty-three billion, four hundred twenty-one million, thirty-four thousand, two hundred two".