121102010222 has 4 divisors (see below), whose sum is σ = 181653015336. Its totient is φ = 60551005110.

The previous prime is 121102010219. The next prime is 121102010233. The reversal of 121102010222 is 222010201121.

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

It is a junction number, because it is equal to n+sod(n) for n = 121102010197 and 121102010206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30275502554 + ... + 30275502557.

It is an arithmetic number, because the mean of its divisors is an integer number (45413253834).

Almost surely, 2^121102010222 is an apocalyptic number.

121102010222 is a deficient number, since it is larger than the sum of its proper divisors (60551005114).

121102010222 is an equidigital number, since it uses as much as digits as its factorization.

121102010222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60551005113.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 121102010222 its reverse (222010201121), we get a palindrome (343112211343).

The spelling of 121102010222 in words is "one hundred twenty-one billion, one hundred two million, ten thousand, two hundred twenty-two".