102011124 has 24 divisors (see below), whose sum is σ = 238476448. Its totient is φ = 33939360.

The previous prime is 102011113. The next prime is 102011191. The reversal of 102011124 is 421110201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1207 + ... + 14334.

Almost surely, 2^102011124 is an apocalyptic number.

It is an amenable number.

102011124 is an abundant number, since it is smaller than the sum of its proper divisors (136465324).

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

102011124 is a wasteful number, since it uses less digits than its factorization.

102011124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16095 (or 16093 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 102011124 is about 10100.0556434111. The cubic root of 102011124 is about 467.2498575072.

Adding to 102011124 its reverse (421110201), we get a palindrome (523121325).

It can be divided in two parts, 10201 and 1124, that added together give a triangular number (11325 = T₁₅₀).

The spelling of 102011124 in words is "one hundred two million, eleven thousand, one hundred twenty-four".