1344022100 has 18 divisors (see below), whose sum is σ = 2916528174. Its totient is φ = 537608800.

The previous prime is 1344022087. The next prime is 1344022109. The reversal of 1344022100 is 12204431.

It can be written as a sum of positive squares in 3 ways, for example, as 161900176 + 1182121924 = 12724^2 + 34382^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344022109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6720011 + ... + 6720210.

It is an arithmetic number, because the mean of its divisors is an integer number (162029343).

Almost surely, 2^1344022100 is an apocalyptic number.

1344022100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1344022100 is an abundant number, since it is smaller than the sum of its proper divisors (1572506074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1344022100 is a wasteful number, since it uses less digits than its factorization.

1344022100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13440235 (or 13440228 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1344022100 is about 36660.9069718685. The cubic root of 1344022100 is about 1103.5757193511.

Adding to 1344022100 its reverse (12204431), we get a palindrome (1356226531).

The spelling of 1344022100 in words is "one billion, three hundred forty-four million, twenty-two thousand, one hundred".