21114202304013 has 24 divisors (see below), whose sum is σ = 35267678576928. Its totient is φ = 11137161653856.

The previous prime is 21114202304011. The next prime is 21114202304017. The reversal of 21114202304013 is 31040320241112.

It is not a de Polignac number, because 21114202304013 - 2¹ = 21114202304011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21114202304011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5524383831 + ... + 5524387652.

It is an arithmetic number, because the mean of its divisors is an integer number (1469486607372).

Almost surely, 2^{21114202304013} is an apocalyptic number.

It is an amenable number.

21114202304013 is a deficient number, since it is larger than the sum of its proper divisors (14153476272915).

21114202304013 is a wasteful number, since it uses less digits than its factorization.

21114202304013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11048771513 (or 11048771506 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 21114202304013 its reverse (31040320241112), we get a palindrome (52154522545125).

The spelling of 21114202304013 in words is "twenty-one trillion, one hundred fourteen billion, two hundred two million, three hundred four thousand, thirteen".