20132211203 has 4 divisors (see below), whose sum is σ = 21680842848. Its totient is φ = 18583579560.

The previous prime is 20132211157. The next prime is 20132211227. The reversal of 20132211203 is 30211223102.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-20132211203 is a prime.

It is a super-4 number, since 4×20132211203⁴ (a number of 42 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20132811203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 774315803 + ... + 774315828.

It is an arithmetic number, because the mean of its divisors is an integer number (5420210712).

Almost surely, 2^20132211203 is an apocalyptic number.

20132211203 is a deficient number, since it is larger than the sum of its proper divisors (1548631645).

20132211203 is a wasteful number, since it uses less digits than its factorization.

20132211203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1548631644.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20132211203 its reverse (30211223102), we get a palindrome (50343434305).

The spelling of 20132211203 in words is "twenty billion, one hundred thirty-two million, two hundred eleven thousand, two hundred three".