1211241342032 has 40 divisors (see below), whose sum is σ = 2361010939200. Its totient is φ = 601951411712.

The previous prime is 1211241342011. The next prime is 1211241342071. The reversal of 1211241342032 is 2302431421121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1211241341992 and 1211241342010.

It is a congruent number.

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, 5998133 + ... + 6196779.

It is an arithmetic number, because the mean of its divisors is an integer number (59025273480).

Almost surely, 2^{1211241342032} is an apocalyptic number.

It is an amenable number.

1211241342032 is a deficient number, since it is larger than the sum of its proper divisors (1149769597168).

1211241342032 is a wasteful number, since it uses less digits than its factorization.

1211241342032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200963 (or 200957 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1211241342032 its reverse (2302431421121), we get a palindrome (3513672763153).

The spelling of 1211241342032 in words is "one trillion, two hundred eleven billion, two hundred forty-one million, three hundred forty-two thousand, thirty-two".