213204001400 has 48 divisors (see below), whose sum is σ = 533830025400. Its totient is φ = 78721476480.

The previous prime is 213204001369. The next prime is 213204001411. The reversal of 213204001400 is 4100402312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40998170 + ... + 41003369.

Almost surely, 2^213204001400 is an apocalyptic number.

213204001400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213204001400 is an abundant number, since it is smaller than the sum of its proper divisors (320626024000).

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

213204001400 is a wasteful number, since it uses less digits than its factorization.

213204001400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82001568 (or 82001559 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 213204001400 its reverse (4100402312), we get a palindrome (217304403712).

The spelling of 213204001400 in words is "two hundred thirteen billion, two hundred four million, one thousand, four hundred".