1222202120122 has 32 divisors (see below), whose sum is σ = 1916582653440. Its totient is φ = 583441478400.

The previous prime is 1222202120119. The next prime is 1222202120141. The reversal of 1222202120122 is 2210212022221.

It is a self number, because there is not a number n which added to its sum of digits gives 1222202120122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55953279 + ... + 55975117.

It is an arithmetic number, because the mean of its divisors is an integer number (59893207920).

Almost surely, 2^{1222202120122} is an apocalyptic number.

1222202120122 is a deficient number, since it is larger than the sum of its proper divisors (694380533318).

1222202120122 is a wasteful number, since it uses less digits than its factorization.

1222202120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24078.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 1222202120122 its reverse (2210212022221), we get a palindrome (3432414142343).

The spelling of 1222202120122 in words is "one trillion, two hundred twenty-two billion, two hundred two million, one hundred twenty thousand, one hundred twenty-two".