2121200301032 has 32 divisors (see below), whose sum is σ = 4211316748800. Its totient is φ = 998185768704.

The previous prime is 2121200301029. The next prime is 2121200301041. The reversal of 2121200301032 is 2301030021212.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 2121200301032.

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, 5616569 + ... + 5982327.

It is an arithmetic number, because the mean of its divisors is an integer number (131603648400).

Almost surely, 2^{2121200301032} is an apocalyptic number.

It is an amenable number.

2121200301032 is a deficient number, since it is larger than the sum of its proper divisors (2090116447768).

2121200301032 is a wasteful number, since it uses less digits than its factorization.

2121200301032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408425 (or 408421 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2121200301032 its reverse (2301030021212), we get a palindrome (4422230322244).

The spelling of 2121200301032 in words is "two trillion, one hundred twenty-one billion, two hundred million, three hundred one thousand, thirty-two".