102201100024 has 64 divisors (see below), whose sum is σ = 204937286400. Its totient is φ = 47665449216.

The previous prime is 102201100013. The next prime is 102201100091. The reversal of 102201100024 is 420001102201.

It is a happy number.

It is a super-2 number, since 2×102201100024² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102201099977 and 102201100013.

It is a congruent number.

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, 5077372 + ... + 5097460.

It is an arithmetic number, because the mean of its divisors is an integer number (3202145100).

Almost surely, 2^102201100024 is an apocalyptic number.

It is an amenable number.

102201100024 is an abundant number, since it is smaller than the sum of its proper divisors (102736186376).

102201100024 is a wasteful number, since it uses less digits than its factorization.

102201100024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20804 (or 20800 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 102201100024 its reverse (420001102201), we get a palindrome (522202202225).

The spelling of 102201100024 in words is "one hundred two billion, two hundred one million, one hundred thousand, twenty-four".