1021204132 has 36 divisors (see below), whose sum is σ = 1954442196. Its totient is φ = 466627200.

The previous prime is 1021204103. The next prime is 1021204157. The reversal of 1021204132 is 2314021201.

It can be written as a sum of positive squares in 6 ways, for example, as 51753636 + 969450496 = 7194^2 + 31136^2 .

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 11 ways as a sum of consecutive naturals, for example, 60798 + ... + 75754.

It is an arithmetic number, because the mean of its divisors is an integer number (54290061).

Almost surely, 2^1021204132 is an apocalyptic number.

It is an amenable number.

1021204132 is a deficient number, since it is larger than the sum of its proper divisors (933238064).

1021204132 is a wasteful number, since it uses less digits than its factorization.

1021204132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15088 (or 15073 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1021204132 is about 31956.2847026997. The cubic root of 1021204132 is about 1007.0186670622.

Adding to 1021204132 its reverse (2314021201), we get a palindrome (3335225333).

The spelling of 1021204132 in words is "one billion, twenty-one million, two hundred four thousand, one hundred thirty-two".