102311061 has 16 divisors (see below), whose sum is σ = 145660416. Its totient is φ = 63722736.

The previous prime is 102311059. The next prime is 102311063. The reversal of 102311061 is 160113201.

It is an interprime number because it is at equal distance from previous prime (102311059) and next prime (102311063).

It is not a de Polignac number, because 102311061 - 2¹ = 102311059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102311061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102311063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14275 + ... + 20208.

It is an arithmetic number, because the mean of its divisors is an integer number (9103776).

Almost surely, 2^102311061 is an apocalyptic number.

It is an amenable number.

102311061 is a deficient number, since it is larger than the sum of its proper divisors (43349355).

102311061 is a wasteful number, since it uses less digits than its factorization.

102311061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34552.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 102311061 is about 10114.8930295876. The cubic root of 102311061 is about 467.7073513740.

Adding to 102311061 its reverse (160113201), we get a palindrome (262424262).

The spelling of 102311061 in words is "one hundred two million, three hundred eleven thousand, sixty-one".