1121012323311 has 32 divisors (see below), whose sum is σ = 1525961871360. Its totient is φ = 731865947904.

The previous prime is 1121012323241. The next prime is 1121012323367. The reversal of 1121012323311 is 1133232101211.

It is not a de Polignac number, because 1121012323311 - 2²⁹ = 1120475452399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121012328311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39370666 + ... + 39399128.

It is an arithmetic number, because the mean of its divisors is an integer number (47686308480).

Almost surely, 2^{1121012323311} is an apocalyptic number.

1121012323311 is a deficient number, since it is larger than the sum of its proper divisors (404949548049).

1121012323311 is a wasteful number, since it uses less digits than its factorization.

1121012323311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29895.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1121012323311 its reverse (1133232101211), we get a palindrome (2254244424522).

The spelling of 1121012323311 in words is "one trillion, one hundred twenty-one billion, twelve million, three hundred twenty-three thousand, three hundred eleven".