102111662 has 8 divisors (see below), whose sum is σ = 161229000. Its totient is φ = 48368664.

The previous prime is 102111641. The next prime is 102111671. The reversal of 102111662 is 266111201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1343537 + ... + 1343612.

It is an arithmetic number, because the mean of its divisors is an integer number (20153625).

Almost surely, 2^102111662 is an apocalyptic number.

102111662 is a deficient number, since it is larger than the sum of its proper divisors (59117338).

102111662 is a wasteful number, since it uses less digits than its factorization.

102111662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2687170.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 102111662 is about 10105.0315190008. The cubic root of 102111662 is about 467.4033079027.

Adding to 102111662 its reverse (266111201), we get a palindrome (368222863).

The spelling of 102111662 in words is "one hundred two million, one hundred eleven thousand, six hundred sixty-two".