102440204204 has 12 divisors (see below), whose sum is σ = 193060384944. Its totient is φ = 47280094224.

The previous prime is 102440204203. The next prime is 102440204219. The reversal of 102440204204 is 402402044201.

It is a self number, because there is not a number n which added to its sum of digits gives 102440204204.

It is not an unprimeable number, because it can be changed into a prime (102440204203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 985001912 + ... + 985002015.

It is an arithmetic number, because the mean of its divisors is an integer number (16088365412).

Almost surely, 2^102440204204 is an apocalyptic number.

It is an amenable number.

102440204204 is a deficient number, since it is larger than the sum of its proper divisors (90620180740).

102440204204 is a wasteful number, since it uses less digits than its factorization.

102440204204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1970003944 (or 1970003942 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 102440204204 its reverse (402402044201), we get a palindrome (504842248405).

The spelling of 102440204204 in words is "one hundred two billion, four hundred forty million, two hundred four thousand, two hundred four".