1210222202022 has 24 divisors (see below), whose sum is σ = 2622169494360. Its totient is φ = 403404109920.

The previous prime is 1210222202009. The next prime is 1210222202041. The reversal of 1210222202022 is 2202022220121.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1210222201986 and 1210222202004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3147697 + ... + 3511187.

It is an arithmetic number, because the mean of its divisors is an integer number (109257062265).

Almost surely, 2^{1210222202022} is an apocalyptic number.

1210222202022 is an abundant number, since it is smaller than the sum of its proper divisors (1411947292338).

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

1210222202022 is a wasteful number, since it uses less digits than its factorization.

1210222202022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548468 (or 548465 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 1210222202022 its reverse (2202022220121), we get a palindrome (3412244422143).

The spelling of 1210222202022 in words is "one trillion, two hundred ten billion, two hundred twenty-two million, two hundred two thousand, twenty-two".