20213401101 has 4 divisors (see below), whose sum is σ = 26951201472. Its totient is φ = 13475600732.

The previous prime is 20213401097. The next prime is 20213401133. The reversal of 20213401101 is 10110431202.

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 20213401101 - 2² = 20213401097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20213401151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3368900181 + ... + 3368900186.

It is an arithmetic number, because the mean of its divisors is an integer number (6737800368).

Almost surely, 2^20213401101 is an apocalyptic number.

It is an amenable number.

20213401101 is a deficient number, since it is larger than the sum of its proper divisors (6737800371).

20213401101 is an equidigital number, since it uses as much as digits as its factorization.

20213401101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6737800370.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 20213401101 its reverse (10110431202), we get a palindrome (30323832303).

The spelling of 20213401101 in words is "twenty billion, two hundred thirteen million, four hundred one thousand, one hundred one".