1202320044 has 48 divisors (see below), whose sum is σ = 3149288800. Its totient is φ = 396638208.

The previous prime is 1202320037. The next prime is 1202320099. The reversal of 1202320044 is 4400232021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1202319999 and 1202320026.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46909 + ... + 67860.

Almost surely, 2^1202320044 is an apocalyptic number.

It is an amenable number.

1202320044 is an abundant number, since it is smaller than the sum of its proper divisors (1946968756).

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

1202320044 is a wasteful number, since it uses less digits than its factorization.

1202320044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114879 (or 114871 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 1202320044 is about 34674.4869320369. The cubic root of 1202320044 is about 1063.3429657073.

Adding to 1202320044 its reverse (4400232021), we get a palindrome (5602552065).

The spelling of 1202320044 in words is "one billion, two hundred two million, three hundred twenty thousand, forty-four".