102117070 has 16 divisors (see below), whose sum is σ = 200521008. Its totient is φ = 37133440.

The previous prime is 102117053. The next prime is 102117089. The reversal of 102117070 is 70711201.

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, 464059 + ... + 464278.

It is an arithmetic number, because the mean of its divisors is an integer number (12532563).

Almost surely, 2^102117070 is an apocalyptic number.

102117070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102117070 is a deficient number, since it is larger than the sum of its proper divisors (98403938).

102117070 is a wasteful number, since it uses less digits than its factorization.

102117070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928355.

The product of its (nonzero) digits is 98, while the sum is 19.

The square root of 102117070 is about 10105.2991049251. The cubic root of 102117070 is about 467.4115592373.

Adding to 102117070 its reverse (70711201), we get a palindrome (172828271).

The spelling of 102117070 in words is "one hundred two million, one hundred seventeen thousand, seventy".