20103211132 has 6 divisors (see below), whose sum is σ = 35180619488. Its totient is φ = 10051605564.

The previous prime is 20103211123. The next prime is 20103211151. The reversal of 20103211132 is 23111230102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2512901388 + ... + 2512901395.

Almost surely, 2^20103211132 is an apocalyptic number.

It is an amenable number.

20103211132 is a deficient number, since it is larger than the sum of its proper divisors (15077408356).

20103211132 is a wasteful number, since it uses less digits than its factorization.

20103211132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5025802787 (or 5025802785 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 20103211132 its reverse (23111230102), we get a palindrome (43214441234).

The spelling of 20103211132 in words is "twenty billion, one hundred three million, two hundred eleven thousand, one hundred thirty-two".