102131003311 has 4 divisors (see below), whose sum is σ = 103655346712. Its totient is φ = 100606659912.

The previous prime is 102131003287. The next prime is 102131003329. The reversal of 102131003311 is 113300131201.

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

It is a cyclic number.

It is not a de Polignac number, because 102131003311 - 2¹⁹ = 102130479023 is a prime.

It is a super-3 number, since 3×102131003311³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102131003371) 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, 762171600 + ... + 762171733.

It is an arithmetic number, because the mean of its divisors is an integer number (25913836678).

Almost surely, 2^102131003311 is an apocalyptic number.

102131003311 is a deficient number, since it is larger than the sum of its proper divisors (1524343401).

102131003311 is an equidigital number, since it uses as much as digits as its factorization.

102131003311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524343400.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 102131003311 its reverse (113300131201), we get a palindrome (215431134512).

The spelling of 102131003311 in words is "one hundred two billion, one hundred thirty-one million, three thousand, three hundred eleven".