1121310131211 has 48 divisors (see below), whose sum is σ = 1745306559360. Its totient is φ = 691205840640.

The previous prime is 1121310131147. The next prime is 1121310131257.

1121310131211 is a `hidden beast` number, since 1 + 12 + 1 + 310 + 131 + 211 = 666.

1121310131211 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1121310131211 - 2⁶ = 1121310131147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121310131111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2026476 + ... + 2519766.

It is an arithmetic number, because the mean of its divisors is an integer number (36360553320).

Almost surely, 2^{1121310131211} is an apocalyptic number.

1121310131211 is a deficient number, since it is larger than the sum of its proper divisors (623996428149).

1121310131211 is a wasteful number, since it uses less digits than its factorization.

1121310131211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493576 (or 493573 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

It can be divided in two parts, 1121310 and 131211, that added together give a palindrome (1252521).

The spelling of 1121310131211 in words is "one trillion, one hundred twenty-one billion, three hundred ten million, one hundred thirty-one thousand, two hundred eleven".