2102323132121 has 8 divisors (see below), whose sum is σ = 2110749306624. Its totient is φ = 2093897358000.

The previous prime is 2102323132079. The next prime is 2102323132171. The reversal of 2102323132121 is 1212313232012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2102323132121 - 2⁶ = 2102323132057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102323132171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14925395 + ... + 15065591.

It is an arithmetic number, because the mean of its divisors is an integer number (263843663328).

Almost surely, 2^{2102323132121} is an apocalyptic number.

It is an amenable number.

2102323132121 is a deficient number, since it is larger than the sum of its proper divisors (8426174503).

2102323132121 is a wasteful number, since it uses less digits than its factorization.

2102323132121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200191.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 2102323132121 its reverse (1212313232012), we get a palindrome (3314636364133).

The spelling of 2102323132121 in words is "two trillion, one hundred two billion, three hundred twenty-three million, one hundred thirty-two thousand, one hundred twenty-one".