11421000213 has 24 divisors (see below), whose sum is σ = 17831551680. Its totient is φ = 6483052800.

The previous prime is 11421000209. The next prime is 11421000223. The reversal of 11421000213 is 31200012411.

It is not a de Polignac number, because 11421000213 - 2² = 11421000209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11421000192 and 11421000201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11421000223) 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, 235068 + ... + 279461.

It is an arithmetic number, because the mean of its divisors is an integer number (742981320).

Almost surely, 2^11421000213 is an apocalyptic number.

It is an amenable number.

11421000213 is a deficient number, since it is larger than the sum of its proper divisors (6410551467).

11421000213 is a wasteful number, since it uses less digits than its factorization.

11421000213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514697 (or 514690 counting only the distinct ones).

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

Adding to 11421000213 its reverse (31200012411), we get a palindrome (42621012624).

The spelling of 11421000213 in words is "eleven billion, four hundred twenty-one million, two hundred thirteen", and thus it is an aban number.