20372271103 has 8 divisors (see below), whose sum is σ = 21079562400. Its totient is φ = 19665299808.

The previous prime is 20372271097. The next prime is 20372271107. The reversal of 20372271103 is 30117227302.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20372271103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20372271107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53325 + ... + 208777.

It is an arithmetic number, because the mean of its divisors is an integer number (2634945300).

Almost surely, 2^20372271103 is an apocalyptic number.

20372271103 is a deficient number, since it is larger than the sum of its proper divisors (707291297).

20372271103 is a wasteful number, since it uses less digits than its factorization.

20372271103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160001.

The product of its (nonzero) digits is 3528, while the sum is 28.

Adding to 20372271103 its reverse (30117227302), we get a palindrome (50489498405).

The spelling of 20372271103 in words is "twenty billion, three hundred seventy-two million, two hundred seventy-one thousand, one hundred three".