1122002122 has 8 divisors (see below), whose sum is σ = 1684091556. Its totient is φ = 560638272.

The previous prime is 1122002113. The next prime is 1122002131. The reversal of 1122002122 is 2212002211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1122002113) and next prime (1122002131).

It can be written as a sum of positive squares in 2 ways, for example, as 1096205881 + 25796241 = 33109^2 + 5079^2 .

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, 177513 + ... + 183724.

Almost surely, 2^1122002122 is an apocalyptic number.

1122002122 is a deficient number, since it is larger than the sum of its proper divisors (562089434).

1122002122 is a wasteful number, since it uses less digits than its factorization.

1122002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362792.

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

The square root of 1122002122 is about 33496.3001240436. The cubic root of 1122002122 is about 1039.1172619271.

Adding to 1122002122 its reverse (2212002211), we get a palindrome (3334004333).

The spelling of 1122002122 in words is "one billion, one hundred twenty-two million, two thousand, one hundred twenty-two".