2111311401306 has 16 divisors (see below), whose sum is σ = 4254856566048. Its totient is φ = 698398173200.

The previous prime is 2111311401299. The next prime is 2111311401317. The reversal of 2111311401306 is 6031041131112.

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, 1343072625 + ... + 1343074196.

It is an arithmetic number, because the mean of its divisors is an integer number (265928535378).

Almost surely, 2^{2111311401306} is an apocalyptic number.

2111311401306 is an abundant number, since it is smaller than the sum of its proper divisors (2143545164742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2111311401306 is a wasteful number, since it uses less digits than its factorization.

2111311401306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686146957.

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 2111311401306 its reverse (6031041131112), we get a palindrome (8142352532418).

The spelling of 2111311401306 in words is "two trillion, one hundred eleven billion, three hundred eleven million, four hundred one thousand, three hundred six".