102111531314 has 32 divisors (see below), whose sum is σ = 169011090864. Its totient is φ = 45968440320.

The previous prime is 102111531293. The next prime is 102111531317. The reversal of 102111531314 is 413135111201.

It can be written as a sum of positive squares in 8 ways, for example, as 31550640625 + 70560890689 = 177625^2 + 265633^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102111531314.

It is not an unprimeable number, because it can be changed into a prime (102111531317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6465932 + ... + 6481704.

Almost surely, 2^102111531314 is an apocalyptic number.

102111531314 is a deficient number, since it is larger than the sum of its proper divisors (66899559550).

102111531314 is a wasteful number, since it uses less digits than its factorization.

102111531314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21902.

The product of its (nonzero) digits is 360, while the sum is 23.

Adding to 102111531314 its reverse (413135111201), we get a palindrome (515246642515).

The spelling of 102111531314 in words is "one hundred two billion, one hundred eleven million, five hundred thirty-one thousand, three hundred fourteen".