213103103000 has 128 divisors (see below), whose sum is σ = 510247296000. Its totient is φ = 83278627200.

The previous prime is 213103102967. The next prime is 213103103009. The reversal of 213103103000 is 301301312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213103103009) 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, 9605921 + ... + 9628079.

It is an arithmetic number, because the mean of its divisors is an integer number (3986307000).

Almost surely, 2^213103103000 is an apocalyptic number.

213103103000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213103103000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (255123648000).

213103103000 is an abundant number, since it is smaller than the sum of its proper divisors (297144193000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213103103000 is a wasteful number, since it uses less digits than its factorization.

213103103000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22402 (or 22388 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 213103103000 its reverse (301301312), we get a palindrome (213404404312).

The spelling of 213103103000 in words is "two hundred thirteen billion, one hundred three million, one hundred three thousand".