1331200102 has 4 divisors (see below), whose sum is σ = 1996800156. Its totient is φ = 665600050.

The previous prime is 1331200043. The next prime is 1331200103. The reversal of 1331200102 is 2010021331.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331200103) 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 as a sum of consecutive naturals, namely, 332800024 + ... + 332800027.

It is an arithmetic number, because the mean of its divisors is an integer number (499200039).

Almost surely, 2^1331200102 is an apocalyptic number.

1331200102 is a deficient number, since it is larger than the sum of its proper divisors (665600054).

1331200102 is an equidigital number, since it uses as much as digits as its factorization.

1331200102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665600053.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1331200102 is about 36485.6150009836. The cubic root of 1331200102 is about 1100.0551217557.

Adding to 1331200102 its reverse (2010021331), we get a palindrome (3341221433).

The spelling of 1331200102 in words is "one billion, three hundred thirty-one million, two hundred thousand, one hundred two".