21411141021203 has 32 divisors (see below), whose sum is σ = 22426653173760. Its totient is φ = 20424525528960.

The previous prime is 21411141021199. The next prime is 21411141021229. The reversal of 21411141021203 is 30212014111412.

It is not a de Polignac number, because 21411141021203 - 2² = 21411141021199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21411141021293) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 220396226 + ... + 220493352.

It is an arithmetic number, because the mean of its divisors is an integer number (700832911680).

Almost surely, 2^{21411141021203} is an apocalyptic number.

21411141021203 is a deficient number, since it is larger than the sum of its proper divisors (1015512152557).

21411141021203 is a wasteful number, since it uses less digits than its factorization.

21411141021203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97827.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 21411141021203 its reverse (30212014111412), we get a palindrome (51623155132615).

The spelling of 21411141021203 in words is "twenty-one trillion, four hundred eleven billion, one hundred forty-one million, twenty-one thousand, two hundred three".