11131023003212 has 48 divisors (see below), whose sum is σ = 22806074061120. Its totient is φ = 4653871718400.

The previous prime is 11131023003197. The next prime is 11131023003223. The reversal of 11131023003212 is 21230032013111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26032364 + ... + 26456492.

It is an arithmetic number, because the mean of its divisors is an integer number (475126542940).

Almost surely, 2^{11131023003212} is an apocalyptic number.

It is an amenable number.

11131023003212 is an abundant number, since it is smaller than the sum of its proper divisors (11675051057908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11131023003212 is a wasteful number, since it uses less digits than its factorization.

11131023003212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447042 (or 447040 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11131023003212 its reverse (21230032013111), we get a palindrome (32361055016323).

The spelling of 11131023003212 in words is "eleven trillion, one hundred thirty-one billion, twenty-three million, three thousand, two hundred twelve".