20542241203 has 8 divisors (see below), whose sum is σ = 22494928896. Its totient is φ = 18603755400.

The previous prime is 20542241201. The next prime is 20542241231. The reversal of 20542241203 is 30214224502.

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

It is a cyclic number.

It is not a de Polignac number, because 20542241203 - 2¹ = 20542241201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20542241201) 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, 3547443 + ... + 3553228.

It is an arithmetic number, because the mean of its divisors is an integer number (2811866112).

Almost surely, 2^20542241203 is an apocalyptic number.

20542241203 is a deficient number, since it is larger than the sum of its proper divisors (1952687693).

20542241203 is a wasteful number, since it uses less digits than its factorization.

20542241203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7100945.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 20542241203 its reverse (30214224502), we get a palindrome (50756465705).

The spelling of 20542241203 in words is "twenty billion, five hundred forty-two million, two hundred forty-one thousand, two hundred three".