1002202312 has 16 divisors (see below), whose sum is σ = 1880415360. Its totient is φ = 500758224.

The previous prime is 1002202307. The next prime is 1002202361. The reversal of 1002202312 is 2132022001.

It is a junction number, because it is equal to n+sod(n) for n = 1002202292 and 1002202301.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30228 + ... + 54019.

It is an arithmetic number, because the mean of its divisors is an integer number (117525960).

Almost surely, 2^1002202312 is an apocalyptic number.

It is an amenable number.

1002202312 is a deficient number, since it is larger than the sum of its proper divisors (878213048).

1002202312 is a wasteful number, since it uses less digits than its factorization.

1002202312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85740 (or 85736 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1002202312 is about 31657.5790609453. The cubic root of 1002202312 is about 1000.7335657497.

Adding to 1002202312 its reverse (2132022001), we get a palindrome (3134224313).

The spelling of 1002202312 in words is "one billion, two million, two hundred two thousand, three hundred twelve".