1212043022122 has 16 divisors (see below), whose sum is σ = 1825290597312. Its totient is φ = 603614705760.

The previous prime is 1212043022111. The next prime is 1212043022149. The reversal of 1212043022122 is 2212203402121.

It is a junction number, because it is equal to n+sod(n) for n = 1212043022093 and 1212043022102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 821643 + ... + 1760449.

It is an arithmetic number, because the mean of its divisors is an integer number (114080662332).

Almost surely, 2^{1212043022122} is an apocalyptic number.

1212043022122 is a deficient number, since it is larger than the sum of its proper divisors (613247575190).

1212043022122 is a wasteful number, since it uses less digits than its factorization.

1212043022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941373.

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

Adding to 1212043022122 its reverse (2212203402121), we get a palindrome (3424246424243).

The spelling of 1212043022122 in words is "one trillion, two hundred twelve billion, forty-three million, twenty-two thousand, one hundred twenty-two".