11101322131012 has 12 divisors (see below), whose sum is σ = 19496450079036. Its totient is φ = 5530907822720.

The previous prime is 11101322130931. The next prime is 11101322131033. The reversal of 11101322131012 is 21013122310111.

It can be written as a sum of positive squares in 2 ways, for example, as 7388208951876 + 3713113179136 = 2718126^2 + 1926944^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4938309433 + ... + 4938311680.

It is an arithmetic number, because the mean of its divisors is an integer number (1624704173253).

Almost surely, 2^{11101322131012} is an apocalyptic number.

It is an amenable number.

11101322131012 is a deficient number, since it is larger than the sum of its proper divisors (8395127948024).

11101322131012 is a wasteful number, since it uses less digits than its factorization.

11101322131012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9876621398 (or 9876621396 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 11101322131012 its reverse (21013122310111), we get a palindrome (32114444441123).

The spelling of 11101322131012 in words is "eleven trillion, one hundred one billion, three hundred twenty-two million, one hundred thirty-one thousand, twelve".