1210222106 has 8 divisors (see below), whose sum is σ = 1828584180. Its totient is φ = 600694048.

The previous prime is 1210222103. The next prime is 1210222121. The reversal of 1210222106 is 6012220121.

It can be written as a sum of positive squares in 2 ways, for example, as 1155388081 + 54834025 = 33991^2 + 7405^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1210222103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2208161 + ... + 2208708.

Almost surely, 2^1210222106 is an apocalyptic number.

1210222106 is a deficient number, since it is larger than the sum of its proper divisors (618362074).

1210222106 is a wasteful number, since it uses less digits than its factorization.

1210222106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4417008.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1210222106 is about 34788.2466646424. The cubic root of 1210222106 is about 1065.6674329568.

Adding to 1210222106 its reverse (6012220121), we get a palindrome (7222442227).

The spelling of 1210222106 in words is "one billion, two hundred ten million, two hundred twenty-two thousand, one hundred six".