1311032211110 has 64 divisors (see below), whose sum is σ = 2538855757440. Its totient is φ = 485655152640.

The previous prime is 1311032211043. The next prime is 1311032211157. The reversal of 1311032211110 is 111122301131.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6036932 + ... + 6250328.

It is an arithmetic number, because the mean of its divisors is an integer number (39669621210).

Almost surely, 2^{1311032211110} is an apocalyptic number.

1311032211110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1311032211110 is a deficient number, since it is larger than the sum of its proper divisors (1227823546330).

1311032211110 is a wasteful number, since it uses less digits than its factorization.

1311032211110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214001.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1311032211110 its reverse (111122301131), we get a palindrome (1422154512241).

The spelling of 1311032211110 in words is "one trillion, three hundred eleven billion, thirty-two million, two hundred eleven thousand, one hundred ten".