102124213024 has 24 divisors (see below), whose sum is σ = 205960877388. Its totient is φ = 49816688640.

The previous prime is 102124212989. The next prime is 102124213049. The reversal of 102124213024 is 420312421201.

It can be written as a sum of positive squares in 2 ways, for example, as 64075809424 + 38048403600 = 253132^2 + 195060^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102124212986 and 102124213004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38917977 + ... + 38920600.

Almost surely, 2^102124213024 is an apocalyptic number.

It is an amenable number.

102124213024 is an abundant number, since it is smaller than the sum of its proper divisors (103836664364).

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

102124213024 is an equidigital number, since it uses as much as digits as its factorization.

102124213024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77838628 (or 77838620 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 102124213024 its reverse (420312421201), we get a palindrome (522436634225).

The spelling of 102124213024 in words is "one hundred two billion, one hundred twenty-four million, two hundred thirteen thousand, twenty-four".