102040024244 has 6 divisors (see below), whose sum is σ = 178570042434. Its totient is φ = 51020012120.

The previous prime is 102040024237. The next prime is 102040024253. The reversal of 102040024244 is 442420040201.

It can be written as a sum of positive squares in only one way, i.e., 92276212900 + 9763811344 = 303770^2 + 98812^2 .

It is a super-2 number, since 2×102040024244² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12755003027 + ... + 12755003034.

It is an arithmetic number, because the mean of its divisors is an integer number (29761673739).

Almost surely, 2^102040024244 is an apocalyptic number.

It is an amenable number.

102040024244 is a deficient number, since it is larger than the sum of its proper divisors (76530018190).

102040024244 is a wasteful number, since it uses less digits than its factorization.

102040024244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25510006065 (or 25510006063 counting only the distinct ones).

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

Adding to 102040024244 its reverse (442420040201), we get a palindrome (544460064445).

The spelling of 102040024244 in words is "one hundred two billion, forty million, twenty-four thousand, two hundred forty-four".