102302202121 has 4 divisors (see below), whose sum is σ = 116916802432. Its totient is φ = 87687601812.

The previous prime is 102302202109. The next prime is 102302202139. The reversal of 102302202121 is 121202203201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 102302202121 - 2¹⁷ = 102302071049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102302202095 and 102302202104.

It is not an unprimeable number, because it can be changed into a prime (102302202521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7307300145 + ... + 7307300158.

It is an arithmetic number, because the mean of its divisors is an integer number (29229200608).

Almost surely, 2^102302202121 is an apocalyptic number.

It is an amenable number.

102302202121 is a deficient number, since it is larger than the sum of its proper divisors (14614600311).

102302202121 is an equidigital number, since it uses as much as digits as its factorization.

102302202121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14614600310.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 102302202121 its reverse (121202203201), we get a palindrome (223504405322).

The spelling of 102302202121 in words is "one hundred two billion, three hundred two million, two hundred two thousand, one hundred twenty-one".