2102321002 has 32 divisors (see below), whose sum is σ = 3307397184. Its totient is φ = 1001270400.

The previous prime is 2102320991. The next prime is 2102321051. The reversal of 2102321002 is 2001232012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 985477 + ... + 987607.

It is an arithmetic number, because the mean of its divisors is an integer number (103356162).

Almost surely, 2^2102321002 is an apocalyptic number.

2102321002 is a deficient number, since it is larger than the sum of its proper divisors (1205076182).

2102321002 is a wasteful number, since it uses less digits than its factorization.

2102321002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2454.

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

The square root of 2102321002 is about 45851.0741640804. The cubic root of 2102321002 is about 1281.0507733157.

Adding to 2102321002 its reverse (2001232012), we get a palindrome (4103553014).

It can be divided in two parts, 21023 and 21002, that added together give a square (42025 = 205²).

The spelling of 2102321002 in words is "two billion, one hundred two million, three hundred twenty-one thousand, two".