102141105 has 32 divisors (see below), whose sum is σ = 182089728. Its totient is φ = 48465600.

The previous prime is 102141101. The next prime is 102141107. The reversal of 102141105 is 501141201.

It is a happy number.

It is not a de Polignac number, because 102141105 - 2² = 102141101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (102141101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1170 + ... + 14340.

It is an arithmetic number, because the mean of its divisors is an integer number (5690304).

Almost surely, 2^102141105 is an apocalyptic number.

102141105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

102141105 is a deficient number, since it is larger than the sum of its proper divisors (79948623).

102141105 is a wasteful number, since it uses less digits than its factorization.

102141105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13237.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 102141105 is about 10106.4882624975. The cubic root of 102141105 is about 467.4482274638.

Adding to 102141105 its reverse (501141201), we get a palindrome (603282306).

The spelling of 102141105 in words is "one hundred two million, one hundred forty-one thousand, one hundred five".