1212043222122 has 8 divisors (see below), whose sum is σ = 2424086444256. Its totient is φ = 404014407372.

The previous prime is 1212043222073. The next prime is 1212043222123. The reversal of 1212043222122 is 2212223402121.

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

1212043222122 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1212043222092 and 1212043222101.

It is not an unprimeable number, because it can be changed into a prime (1212043222123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101003601838 + ... + 101003601849.

It is an arithmetic number, because the mean of its divisors is an integer number (303010805532).

Almost surely, 2^{1212043222122} is an apocalyptic number.

1212043222122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1212043222122 is a wasteful number, since it uses less digits than its factorization.

1212043222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202007203692.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1212043222122 its reverse (2212223402121), we get a palindrome (3424266624243).

The spelling of 1212043222122 in words is "one trillion, two hundred twelve billion, forty-three million, two hundred twenty-two thousand, one hundred twenty-two".