213442421104 has 40 divisors (see below), whose sum is σ = 451713195648. Its totient is φ = 96895942080.

The previous prime is 213442421089. The next prime is 213442421131. The reversal of 213442421104 is 401124244312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 631972 + ... + 908995.

Almost surely, 2^213442421104 is an apocalyptic number.

It is an amenable number.

213442421104 is an abundant number, since it is smaller than the sum of its proper divisors (238270774544).

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

213442421104 is a wasteful number, since it uses less digits than its factorization.

213442421104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1541773 (or 1541767 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 213442421104 its reverse (401124244312), we get a palindrome (614566665416).

The spelling of 213442421104 in words is "two hundred thirteen billion, four hundred forty-two million, four hundred twenty-one thousand, one hundred four".