1020213103012 has 6 divisors (see below), whose sum is σ = 1785372930278. Its totient is φ = 510106551504.

The previous prime is 1020213103009. The next prime is 1020213103057. The reversal of 1020213103012 is 2103013120201.

It can be written as a sum of positive squares in only one way, i.e., 834127849636 + 186085253376 = 913306^2 + 431376^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127526637873 + ... + 127526637880.

Almost surely, 2^{1020213103012} is an apocalyptic number.

It is an amenable number.

1020213103012 is a deficient number, since it is larger than the sum of its proper divisors (765159827266).

1020213103012 is a wasteful number, since it uses less digits than its factorization.

1020213103012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255053275757 (or 255053275755 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1020213103012 its reverse (2103013120201), we get a palindrome (3123226223213).

The spelling of 1020213103012 in words is "one trillion, twenty billion, two hundred thirteen million, one hundred three thousand, twelve".