2133201000 has 128 divisors (see below), whose sum is σ = 7606460160. Its totient is φ = 487584000.

The previous prime is 2133200999. The next prime is 2133201067. The reversal of 2133201000 is 1023312.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29791 + ... + 71790.

It is an arithmetic number, because the mean of its divisors is an integer number (59425470).

Almost surely, 2^2133201000 is an apocalyptic number.

2133201000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2133201000 is an abundant number, since it is smaller than the sum of its proper divisors (5473259160).

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

2133201000 is a wasteful number, since it uses less digits than its factorization.

2133201000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101612 (or 101598 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2133201000 is about 46186.5889625982. The cubic root of 2133201000 is about 1287.2925609178.

Adding to 2133201000 its reverse (1023312), we get a palindrome (2134224312).

The spelling of 2133201000 in words is "two billion, one hundred thirty-three million, two hundred one thousand".