2121001200232 has 16 divisors (see below), whose sum is σ = 3978125141760. Its totient is φ = 1060167829104.

The previous prime is 2121001200229. The next prime is 2121001200323. The reversal of 2121001200232 is 2320021001212.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41569288 + ... + 41620279.

It is an arithmetic number, because the mean of its divisors is an integer number (248632821360).

Almost surely, 2^{2121001200232} is an apocalyptic number.

It is an amenable number.

2121001200232 is a deficient number, since it is larger than the sum of its proper divisors (1857123941528).

2121001200232 is a wasteful number, since it uses less digits than its factorization.

2121001200232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83192760 (or 83192756 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2121001200232 its reverse (2320021001212), we get a palindrome (4441022201444).

The spelling of 2121001200232 in words is "two trillion, one hundred twenty-one billion, one million, two hundred thousand, two hundred thirty-two".