1210220122 has 8 divisors (see below), whose sum is σ = 1857547296. Its totient is φ = 591037692.

The previous prime is 1210220111. The next prime is 1210220159. The reversal of 1210220122 is 2210220121.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7036078 + ... + 7036249.

It is an arithmetic number, because the mean of its divisors is an integer number (232193412).

Almost surely, 2^1210220122 is an apocalyptic number.

1210220122 is a deficient number, since it is larger than the sum of its proper divisors (647327174).

1210220122 is a wasteful number, since it uses less digits than its factorization.

1210220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14072372.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1210220122 is about 34788.2181492528. The cubic root of 1210220122 is about 1065.6668506160. Note that the first 3 decimals are identical.

Adding to 1210220122 its reverse (2210220121), we get a palindrome (3420440243).

Subtracting 1210220122 from its reverse (2210220121), we obtain a palindrome (999999999).

The spelling of 1210220122 in words is "one billion, two hundred ten million, two hundred twenty thousand, one hundred twenty-two".