39903420101 has 4 divisors (see below), whose sum is σ = 40103940000. Its totient is φ = 39702900204.

The previous prime is 39903420097. The next prime is 39903420103. The reversal of 39903420101 is 10102430993.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 39903420101 - 2² = 39903420097 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 (39903420103) 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, 100259651 + ... + 100260048.

It is an arithmetic number, because the mean of its divisors is an integer number (10025985000).

Almost surely, 2^39903420101 is an apocalyptic number.

It is an amenable number.

39903420101 is a deficient number, since it is larger than the sum of its proper divisors (200519899).

39903420101 is a wasteful number, since it uses less digits than its factorization.

39903420101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200519898.

The product of its (nonzero) digits is 5832, while the sum is 32.

The spelling of 39903420101 in words is "thirty-nine billion, nine hundred three million, four hundred twenty thousand, one hundred one".