102112310 has 16 divisors (see below), whose sum is σ = 184329216. Its totient is φ = 40727808.

The previous prime is 102112301. The next prime is 102112321. The reversal of 102112310 is 13211201.

It is a super-2 number, since 2×102112310² = 20853847707072200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102112291 and 102112300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10934 + ... + 17993.

It is an arithmetic number, because the mean of its divisors is an integer number (11520576).

Almost surely, 2^102112310 is an apocalyptic number.

102112310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102112310 is a deficient number, since it is larger than the sum of its proper divisors (82216906).

102112310 is a wasteful number, since it uses less digits than its factorization.

102112310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29287.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 102112310 is about 10105.0635821849. The cubic root of 102112310 is about 467.4042966135.

Adding to 102112310 its reverse (13211201), we get a palindrome (115323511).

It can be divided in two parts, 10211 and 2310, that added together give a palindrome (12521).

The spelling of 102112310 in words is "one hundred two million, one hundred twelve thousand, three hundred ten".