1212302313032 has 8 divisors (see below), whose sum is σ = 2273066836950. Its totient is φ = 606151156512.

The previous prime is 1212302312999. The next prime is 1212302313077. The reversal of 1212302313032 is 2303132032121.

It can be written as a sum of positive squares in only one way, i.e., 694198910596 + 518103402436 = 833186^2 + 719794^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1212302312989 and 1212302313007.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75768894557 + ... + 75768894572.

Almost surely, 2^{1212302313032} is an apocalyptic number.

It is an amenable number.

1212302313032 is a deficient number, since it is larger than the sum of its proper divisors (1060764523918).

1212302313032 is a wasteful number, since it uses less digits than its factorization.

1212302313032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151537789135 (or 151537789131 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1212302313032 its reverse (2303132032121), we get a palindrome (3515434345153).

The spelling of 1212302313032 in words is "one trillion, two hundred twelve billion, three hundred two million, three hundred thirteen thousand, thirty-two".