210420401101 has 8 divisors (see below), whose sum is σ = 222884507520. Its totient is φ = 197965898688.

The previous prime is 210420401083. The next prime is 210420401111. The reversal of 210420401101 is 101104024012.

It is a happy number.

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

It is not a de Polignac number, because 210420401101 - 2¹⁹ = 210419876813 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 (210420401111) 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, 2355861 + ... + 2443546.

It is an arithmetic number, because the mean of its divisors is an integer number (27860563440).

Almost surely, 2^210420401101 is an apocalyptic number.

It is an amenable number.

210420401101 is a deficient number, since it is larger than the sum of its proper divisors (12464106419).

210420401101 is a wasteful number, since it uses less digits than its factorization.

210420401101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4802003.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210420401101 its reverse (101104024012), we get a palindrome (311524425113).

The spelling of 210420401101 in words is "two hundred ten billion, four hundred twenty million, four hundred one thousand, one hundred one".