221132142202 has 8 divisors (see below), whose sum is σ = 331797445056. Its totient is φ = 110532993852.

The previous prime is 221132142193. The next prime is 221132142211. The reversal of 221132142202 is 202241231122.

It is an interprime number because it is at equal distance from previous prime (221132142193) and next prime (221132142211).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16530268 + ... + 16543639.

It is an arithmetic number, because the mean of its divisors is an integer number (41474680632).

Almost surely, 2^221132142202 is an apocalyptic number.

221132142202 is a deficient number, since it is larger than the sum of its proper divisors (110665302854).

221132142202 is a wasteful number, since it uses less digits than its factorization.

221132142202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33077252.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 221132142202 its reverse (202241231122), we get a palindrome (423373373324).

The spelling of 221132142202 in words is "two hundred twenty-one billion, one hundred thirty-two million, one hundred forty-two thousand, two hundred two".