2131111211332 has 12 divisors (see below), whose sum is σ = 3745873892880. Its totient is φ = 1060861527656.

The previous prime is 2131111211293. The next prime is 2131111211351. The reversal of 2131111211332 is 2331121111312.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1173518482 + ... + 1173520297.

It is an arithmetic number, because the mean of its divisors is an integer number (312156157740).

Almost surely, 2^{2131111211332} is an apocalyptic number.

It is an amenable number.

2131111211332 is a deficient number, since it is larger than the sum of its proper divisors (1614762681548).

2131111211332 is a wasteful number, since it uses less digits than its factorization.

2131111211332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2347039010 (or 2347039008 counting only the distinct ones).

The product of its digits is 216, while the sum is 22.

Adding to 2131111211332 its reverse (2331121111312), we get a palindrome (4462232322644).

The spelling of 2131111211332 in words is "two trillion, one hundred thirty-one billion, one hundred eleven million, two hundred eleven thousand, three hundred thirty-two".