1311222040010 has 16 divisors (see below), whose sum is σ = 2360231740800. Its totient is φ = 524481689616.

The previous prime is 1311222039989. The next prime is 1311222040027. The reversal of 1311222040010 is 100402221131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83150 + ... + 1621529.

It is an arithmetic number, because the mean of its divisors is an integer number (147514483800).

Almost surely, 2^{1311222040010} is an apocalyptic number.

1311222040010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1311222040010 is a deficient number, since it is larger than the sum of its proper divisors (1049009700790).

1311222040010 is a wasteful number, since it uses less digits than its factorization.

1311222040010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1781605.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1311222040010 its reverse (100402221131), we get a palindrome (1411624261141).

The spelling of 1311222040010 in words is "one trillion, three hundred eleven billion, two hundred twenty-two million, forty thousand, ten".