1212103011302 has 16 divisors (see below), whose sum is σ = 1867323160080. Its totient is φ = 589662472608.

The previous prime is 1212103011283. The next prime is 1212103011313. The reversal of 1212103011302 is 2031103012121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8482733 + ... + 8624439.

It is an arithmetic number, because the mean of its divisors is an integer number (116707697505).

Almost surely, 2^{1212103011302} is an apocalyptic number.

1212103011302 is a deficient number, since it is larger than the sum of its proper divisors (655220148778).

1212103011302 is a wasteful number, since it uses less digits than its factorization.

1212103011302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257335.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1212103011302 its reverse (2031103012121), we get a palindrome (3243206023423).

The spelling of 1212103011302 in words is "one trillion, two hundred twelve billion, one hundred three million, eleven thousand, three hundred two".