1209229022 has 8 divisors (see below), whose sum is σ = 1823340672. Its totient is φ = 601448800.

The previous prime is 1209229009. The next prime is 1209229033. The reversal of 1209229022 is 2209229021.

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

It is a congruent number.

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, 1582379 + ... + 1583142.

It is an arithmetic number, because the mean of its divisors is an integer number (227917584).

Almost surely, 2^1209229022 is an apocalyptic number.

1209229022 is a deficient number, since it is larger than the sum of its proper divisors (614111650).

1209229022 is a wasteful number, since it uses less digits than its factorization.

1209229022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3165714.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 1209229022 is about 34773.9704664279. The cubic root of 1209229022 is about 1065.3758647463.

Subtracting 1209229022 from its reverse (2209229021), we obtain a palindrome (999999999).

It can be divided in two parts, 12092 and 29022, that added together give a palindrome (41114).

The spelling of 1209229022 in words is "one billion, two hundred nine million, two hundred twenty-nine thousand, twenty-two".