1331202122 has 8 divisors (see below), whose sum is σ = 2000206656. Its totient is φ = 664466572.

The previous prime is 1331202121. The next prime is 1331202133. The reversal of 1331202122 is 2212021331.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1331202122.

It is not an unprimeable number, because it can be changed into a prime (1331202121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 565778 + ... + 568125.

It is an arithmetic number, because the mean of its divisors is an integer number (250025832).

Almost surely, 2^1331202122 is an apocalyptic number.

1331202122 is a deficient number, since it is larger than the sum of its proper divisors (669004534).

1331202122 is a wasteful number, since it uses less digits than its factorization.

1331202122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134492.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1331202122 is about 36485.6426831158. The cubic root of 1331202122 is about 1100.0556781735.

Adding to 1331202122 its reverse (2212021331), we get a palindrome (3543223453).

The spelling of 1331202122 in words is "one billion, three hundred thirty-one million, two hundred two thousand, one hundred twenty-two".