102124011 has 32 divisors (see below), whose sum is σ = 154091520. Its totient is φ = 59623200.

The previous prime is 102123977. The next prime is 102124037. The reversal of 102124011 is 110421201.

It is a happy number.

It is not a de Polignac number, because 102124011 - 2¹⁵ = 102091243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102122011) 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, 111646 + ... + 112556.

It is an arithmetic number, because the mean of its divisors is an integer number (4815360).

Almost surely, 2^102124011 is an apocalyptic number.

102124011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

102124011 is a deficient number, since it is larger than the sum of its proper divisors (51967509).

102124011 is a wasteful number, since it uses less digits than its factorization.

102124011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047.

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

The square root of 102124011 is about 10105.6425327636. The cubic root of 102124011 is about 467.4221491420.

Adding to 102124011 its reverse (110421201), we get a palindrome (212545212).

The spelling of 102124011 in words is "one hundred two million, one hundred twenty-four thousand, eleven".