1121211210182 has 16 divisors (see below), whose sum is σ = 1958341953312. Its totient is φ = 471452691840.

The previous prime is 1121211210181. The next prime is 1121211210221. The reversal of 1121211210182 is 2810121121211.

It is a super-2 number, since 2×1121211210182² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121211210181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 755532419 + ... + 755533902.

It is an arithmetic number, because the mean of its divisors is an integer number (122396372082).

Almost surely, 2^{1121211210182} is an apocalyptic number.

1121211210182 is a deficient number, since it is larger than the sum of its proper divisors (837130743130).

1121211210182 is a wasteful number, since it uses less digits than its factorization.

1121211210182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1511066383.

The product of its (nonzero) digits is 128, while the sum is 23.

Adding to 1121211210182 its reverse (2810121121211), we get a palindrome (3931332331393).

The spelling of 1121211210182 in words is "one trillion, one hundred twenty-one billion, two hundred eleven million, two hundred ten thousand, one hundred eighty-two".