102203534498 has 18 divisors (see below), whose sum is σ = 166014696339. Its totient is φ = 47168149392.

The previous prime is 102203534497. The next prime is 102203534527. The reversal of 102203534498 is 894435302201.

It can be written as a sum of positive squares in 5 ways, for example, as 26288406769 + 75915127729 = 162137^2 + 275527^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=226057.

It is a super-2 number, since 2×102203534498² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102203534497) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5868788 + ... + 5886176.

Almost surely, 2^102203534498 is an apocalyptic number.

102203534498 is a deficient number, since it is larger than the sum of its proper divisors (63811161841).

102203534498 is an frugal number, since it uses more digits than its factorization.

102203534498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34806 (or 17404 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

Adding to 102203534498 its reverse (894435302201), we get a palindrome (996638836699).

The spelling of 102203534498 in words is "one hundred two billion, two hundred three million, five hundred thirty-four thousand, four hundred ninety-eight".