102133340244 has 36 divisors (see below), whose sum is σ = 278029649716. Its totient is φ = 31425643008.

The previous prime is 102133340219. The next prime is 102133340261. The reversal of 102133340244 is 442043331201.

102133340244 is a `hidden beast` number, since 1 + 0 + 213 + 3 + 3 + 402 + 44 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 23025027600 + 79108312644 = 151740^2 + 281262^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109116349 + ... + 109117284.

Almost surely, 2^102133340244 is an apocalyptic number.

It is an amenable number.

102133340244 is an abundant number, since it is smaller than the sum of its proper divisors (175896309472).

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

102133340244 is a wasteful number, since it uses less digits than its factorization.

102133340244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218233656 (or 218233651 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 102133340244 its reverse (442043331201), we get a palindrome (544176671445).

The spelling of 102133340244 in words is "one hundred two billion, one hundred thirty-three million, three hundred forty thousand, two hundred forty-four".