2102321231102 has 16 divisors (see below), whose sum is σ = 3220013691072. Its totient is φ = 1029193545600.

The previous prime is 2102321231089. The next prime is 2102321231161. The reversal of 2102321231102 is 2011321232012.

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, 52532774 + ... + 52572777.

It is an arithmetic number, because the mean of its divisors is an integer number (201250855692).

Almost surely, 2^{2102321231102} is an apocalyptic number.

2102321231102 is a deficient number, since it is larger than the sum of its proper divisors (1117692459970).

2102321231102 is a wasteful number, since it uses less digits than its factorization.

2102321231102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105105763.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2102321231102 its reverse (2011321232012), we get a palindrome (4113642463114).

The spelling of 2102321231102 in words is "two trillion, one hundred two billion, three hundred twenty-one million, two hundred thirty-one thousand, one hundred two".