20103440332 has 12 divisors (see below), whose sum is σ = 35191517760. Its totient is φ = 10048720976.

The previous prime is 20103440327. The next prime is 20103440339. The reversal of 20103440332 is 23304430102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20103440339) 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, 734683 + ... + 761554.

It is an arithmetic number, because the mean of its divisors is an integer number (2932626480).

Almost surely, 2^20103440332 is an apocalyptic number.

It is an amenable number.

20103440332 is a deficient number, since it is larger than the sum of its proper divisors (15088077428).

20103440332 is a wasteful number, since it uses less digits than its factorization.

20103440332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499600 (or 1499598 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20103440332 its reverse (23304430102), we get a palindrome (43407870434).

The spelling of 20103440332 in words is "twenty billion, one hundred three million, four hundred forty thousand, three hundred thirty-two".