102041172 has 36 divisors (see below), whose sum is σ = 271514880. Its totient is φ = 32223312.

The previous prime is 102041167. The next prime is 102041197. The reversal of 102041172 is 271140201.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73908 + ... + 75275.

It is an arithmetic number, because the mean of its divisors is an integer number (7542080).

Almost surely, 2^102041172 is an apocalyptic number.

102041172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102041172 is an abundant number, since it is smaller than the sum of its proper divisors (169473708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102041172 is a wasteful number, since it uses less digits than its factorization.

102041172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149212 (or 149207 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 102041172 is about 10101.5430504453. The cubic root of 102041172 is about 467.2957301039.

Adding to 102041172 its reverse (271140201), we get a palindrome (373181373).

The spelling of 102041172 in words is "one hundred two million, forty-one thousand, one hundred seventy-two".