102302031321111 has 4 divisors (see below), whose sum is σ = 136402708428152. Its totient is φ = 68201354214072.

The previous prime is 102302031321067. The next prime is 102302031321131. The reversal of 102302031321111 is 111123130203201.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 102302031321111 - 2¹⁷ = 102302031190039 is a prime.

It is a super-2 number, since 2×102302031321111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102302031321131) 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, 17050338553516 + ... + 17050338553521.

It is an arithmetic number, because the mean of its divisors is an integer number (34100677107038).

Almost surely, 2^{102302031321111} is an apocalyptic number.

102302031321111 is a deficient number, since it is larger than the sum of its proper divisors (34100677107041).

102302031321111 is an equidigital number, since it uses as much as digits as its factorization.

102302031321111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34100677107040.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 102302031321111 its reverse (111123130203201), we get a palindrome (213425161524312).

The spelling of 102302031321111 in words is "one hundred two trillion, three hundred two billion, thirty-one million, three hundred twenty-one thousand, one hundred eleven".