13211153012 has 6 divisors (see below), whose sum is σ = 23119517778. Its totient is φ = 6605576504.

The previous prime is 13211153009. The next prime is 13211153071. The reversal of 13211153012 is 21035111231.

It can be written as a sum of positive squares in only one way, i.e., 9207553936 + 4003599076 = 95956^2 + 63274^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1651394123 + ... + 1651394130.

It is an arithmetic number, because the mean of its divisors is an integer number (3853252963).

Almost surely, 2^13211153012 is an apocalyptic number.

It is an amenable number.

13211153012 is a deficient number, since it is larger than the sum of its proper divisors (9908364766).

13211153012 is a wasteful number, since it uses less digits than its factorization.

13211153012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3302788257 (or 3302788255 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 13211153012 its reverse (21035111231), we get a palindrome (34246264243).

The spelling of 13211153012 in words is "thirteen billion, two hundred eleven million, one hundred fifty-three thousand, twelve".