2132030121221 has 64 divisors (see below), whose sum is σ = 2917465689600. Its totient is φ = 1504407168000.

The previous prime is 2132030121211. The next prime is 2132030121241. The reversal of 2132030121221 is 1221210302312.

It is not a de Polignac number, because 2132030121221 - 2¹⁸ = 2132029859077 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2132030121193 and 2132030121202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132030121211) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10923275 + ... + 11116743.

It is an arithmetic number, because the mean of its divisors is an integer number (45585401400).

Almost surely, 2^{2132030121221} is an apocalyptic number.

It is an amenable number.

2132030121221 is a deficient number, since it is larger than the sum of its proper divisors (785435568379).

2132030121221 is a wasteful number, since it uses less digits than its factorization.

2132030121221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193710.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2132030121221 its reverse (1221210302312), we get a palindrome (3353240423533).

The spelling of 2132030121221 in words is "two trillion, one hundred thirty-two billion, thirty million, one hundred twenty-one thousand, two hundred twenty-one".