121300312222 has 8 divisors (see below), whose sum is σ = 181958434272. Its totient is φ = 60647500800.

The previous prime is 121300312219. The next prime is 121300312247. The reversal of 121300312222 is 222213003121.

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

It is a self number, because there is not a number n which added to its sum of digits gives 121300312222.

It is a congruent number.

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, 1270054 + ... + 1362217.

It is an arithmetic number, because the mean of its divisors is an integer number (22744804284).

Almost surely, 2^121300312222 is an apocalyptic number.

121300312222 is a deficient number, since it is larger than the sum of its proper divisors (60658122050).

121300312222 is a wasteful number, since it uses less digits than its factorization.

121300312222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2655314.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 121300312222 its reverse (222213003121), we get a palindrome (343513315343).

The spelling of 121300312222 in words is "one hundred twenty-one billion, three hundred million, three hundred twelve thousand, two hundred twenty-two".