102213140424 has 64 divisors (see below), whose sum is σ = 270894637440. Its totient is φ = 32027704320.

The previous prime is 102213140389. The next prime is 102213140453. The reversal of 102213140424 is 424041312201.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 102213140394 and 102213140403.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182397 + ... + 487539.

It is an arithmetic number, because the mean of its divisors is an integer number (4232728710).

Almost surely, 2^102213140424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102213140424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135447318720).

102213140424 is an abundant number, since it is smaller than the sum of its proper divisors (168681497016).

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

102213140424 is a wasteful number, since it uses less digits than its factorization.

102213140424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305990 (or 305986 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 102213140424 its reverse (424041312201), we get a palindrome (526254452625).

The spelling of 102213140424 in words is "one hundred two billion, two hundred thirteen million, one hundred forty thousand, four hundred twenty-four".