102453115012 has 6 divisors (see below), whose sum is σ = 179292951278. Its totient is φ = 51226557504.

The previous prime is 102453115001. The next prime is 102453115027. The reversal of 102453115012 is 210511354201.

It can be written as a sum of positive squares in only one way, i.e., 78929531136 + 23523583876 = 280944^2 + 153374^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12806639373 + ... + 12806639380.

Almost surely, 2^102453115012 is an apocalyptic number.

It is an amenable number.

102453115012 is a deficient number, since it is larger than the sum of its proper divisors (76839836266).

102453115012 is a wasteful number, since it uses less digits than its factorization.

102453115012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25613278757 (or 25613278755 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 102453115012 its reverse (210511354201), we get a palindrome (312964469213).

The spelling of 102453115012 in words is "one hundred two billion, four hundred fifty-three million, one hundred fifteen thousand, twelve".