1312202012026 has 8 divisors (see below), whose sum is σ = 1980089264160. Its totient is φ = 652172257308.

The previous prime is 1312202011979. The next prime is 1312202012027. The reversal of 1312202012026 is 6202102022131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1312202011988 and 1312202012006.

It is not an unprimeable number, because it can be changed into a prime (1312202012027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1964373936 + ... + 1964374603.

It is an arithmetic number, because the mean of its divisors is an integer number (247511158020).

Almost surely, 2^{1312202012026} is an apocalyptic number.

1312202012026 is a deficient number, since it is larger than the sum of its proper divisors (667887252134).

1312202012026 is a wasteful number, since it uses less digits than its factorization.

1312202012026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3928748708.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1312202012026 its reverse (6202102022131), we get a palindrome (7514304034157).

The spelling of 1312202012026 in words is "one trillion, three hundred twelve billion, two hundred two million, twelve thousand, twenty-six".