201421010103 has 8 divisors (see below), whose sum is σ = 268924761600. Its totient is φ = 134098966008.

The previous prime is 201421010093. The next prime is 201421010149. The reversal of 201421010103 is 301010124102.

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

It is not a de Polignac number, because 201421010103 - 2⁶ = 201421010039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201421010183) 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, 45424263 + ... + 45428696.

It is an arithmetic number, because the mean of its divisors is an integer number (33615595200).

Almost surely, 2^201421010103 is an apocalyptic number.

201421010103 is a deficient number, since it is larger than the sum of its proper divisors (67503751497).

201421010103 is an equidigital number, since it uses as much as digits as its factorization.

201421010103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90853701.

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

Adding to 201421010103 its reverse (301010124102), we get a palindrome (502431134205).

The spelling of 201421010103 in words is "two hundred one billion, four hundred twenty-one million, ten thousand, one hundred three".