1123211132012 has 24 divisors (see below), whose sum is σ = 1969003575504. Its totient is φ = 560638867712.

The previous prime is 1123211131927. The next prime is 1123211132059. The reversal of 1123211132012 is 2102311123211.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35861663 + ... + 35892969.

It is an arithmetic number, because the mean of its divisors is an integer number (82041815646).

Almost surely, 2^{1123211132012} is an apocalyptic number.

It is an amenable number.

1123211132012 is a deficient number, since it is larger than the sum of its proper divisors (845792443492).

1123211132012 is a wasteful number, since it uses less digits than its factorization.

1123211132012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46465 (or 46463 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1123211132012 its reverse (2102311123211), we get a palindrome (3225522255223).

The spelling of 1123211132012 in words is "one trillion, one hundred twenty-three billion, two hundred eleven million, one hundred thirty-two thousand, twelve".