1220412354122 has 16 divisors (see below), whose sum is σ = 2017282676640. Its totient is φ = 550168001712.

The previous prime is 1220412354061. The next prime is 1220412354131. The reversal of 1220412354122 is 2214532140221.

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, 545800472 + ... + 545802707.

It is an arithmetic number, because the mean of its divisors is an integer number (126080167290).

Almost surely, 2^{1220412354122} is an apocalyptic number.

1220412354122 is a deficient number, since it is larger than the sum of its proper divisors (796870322518).

1220412354122 is a wasteful number, since it uses less digits than its factorization.

1220412354122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091603237.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 1220412354122 its reverse (2214532140221), we get a palindrome (3434944494343).

The spelling of 1220412354122 in words is "one trillion, two hundred twenty billion, four hundred twelve million, three hundred fifty-four thousand, one hundred twenty-two".