102044452322 has 18 divisors (see below), whose sum is σ = 158547200643. Its totient is φ = 49256514384.

The previous prime is 102044452303. The next prime is 102044452373. The reversal of 102044452322 is 223254440201.

It can be written as a sum of positive squares in 5 ways, for example, as 62764779841 + 39279672481 = 250529^2 + 198191^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=225881.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13097204 + ... + 13104992.

Almost surely, 2^102044452322 is an apocalyptic number.

102044452322 is a deficient number, since it is larger than the sum of its proper divisors (56502748321).

102044452322 is an frugal number, since it uses more digits than its factorization.

102044452322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15638 (or 7820 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 102044452322 its reverse (223254440201), we get a palindrome (325298892523).

The spelling of 102044452322 in words is "one hundred two billion, forty-four million, four hundred fifty-two thousand, three hundred twenty-two".