1202312102 has 24 divisors (see below), whose sum is σ = 1903183776. Its totient is φ = 569432864.

The previous prime is 1202312093. The next prime is 1202312107. The reversal of 1202312102 is 2012132021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202312107) by changing a digit.

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, 82403 + ... + 95889.

It is an arithmetic number, because the mean of its divisors is an integer number (79299324).

Almost surely, 2^1202312102 is an apocalyptic number.

1202312102 is a deficient number, since it is larger than the sum of its proper divisors (700871674).

1202312102 is a wasteful number, since it uses less digits than its factorization.

1202312102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13600 (or 13571 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1202312102 is about 34674.3724096053. The cubic root of 1202312102 is about 1063.3406243761.

Adding to 1202312102 its reverse (2012132021), we get a palindrome (3214444123).

The spelling of 1202312102 in words is "one billion, two hundred two million, three hundred twelve thousand, one hundred two".