1002345212 has 24 divisors (see below), whose sum is σ = 1979555760. Its totient is φ = 439900160.

The previous prime is 1002345199. The next prime is 1002345233. The reversal of 1002345212 is 2125432001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 391493 + ... + 394044.

It is an arithmetic number, because the mean of its divisors is an integer number (82481490).

Almost surely, 2^1002345212 is an apocalyptic number.

It is an amenable number.

1002345212 is a deficient number, since it is larger than the sum of its proper divisors (977210548).

1002345212 is a wasteful number, since it uses less digits than its factorization.

1002345212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785581 (or 785579 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1002345212 is about 31659.8359439843. The cubic root of 1002345212 is about 1000.7811270150.

Adding to 1002345212 its reverse (2125432001), we get a palindrome (3127777213).

The spelling of 1002345212 in words is "one billion, two million, three hundred forty-five thousand, two hundred twelve".