121132323220222 has 4 divisors (see below), whose sum is σ = 181698484830336. Its totient is φ = 60566161610110.

The previous prime is 121132323220151. The next prime is 121132323220241. The reversal of 121132323220222 is 222022323231121.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30283080805054 + ... + 30283080805057.

It is an arithmetic number, because the mean of its divisors is an integer number (45424621207584).

Almost surely, 2^{121132323220222} is an apocalyptic number.

121132323220222 is a deficient number, since it is larger than the sum of its proper divisors (60566161610114).

121132323220222 is an equidigital number, since it uses as much as digits as its factorization.

121132323220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60566161610113.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 121132323220222 its reverse (222022323231121), we get a palindrome (343154646451343).

The spelling of 121132323220222 in words is "one hundred twenty-one trillion, one hundred thirty-two billion, three hundred twenty-three million, two hundred twenty thousand, two hundred twenty-two".