1311102060446 has 4 divisors (see below), whose sum is σ = 1966653090672. Its totient is φ = 655551030222.

The previous prime is 1311102060397. The next prime is 1311102060481. The reversal of 1311102060446 is 6440602011131.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1311102060446² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327775515110 + ... + 327775515113.

It is an arithmetic number, because the mean of its divisors is an integer number (491663272668).

Almost surely, 2^{1311102060446} is an apocalyptic number.

1311102060446 is a deficient number, since it is larger than the sum of its proper divisors (655551030226).

1311102060446 is an equidigital number, since it uses as much as digits as its factorization.

1311102060446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655551030225.

The product of its (nonzero) digits is 3456, while the sum is 29.

Adding to 1311102060446 its reverse (6440602011131), we get a palindrome (7751704071577).

The spelling of 1311102060446 in words is "one trillion, three hundred eleven billion, one hundred two million, sixty thousand, four hundred forty-six".