2032312213021 has 4 divisors (see below), whose sum is σ = 2033484928092. Its totient is φ = 2031139497952.

The previous prime is 2032312213013. The next prime is 2032312213027. The reversal of 2032312213021 is 1203122132302.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 344820281796 + 1687491931225 = 587214^2 + 1299035^2 .

It is a cyclic number.

It is not a de Polignac number, because 2032312213021 - 2³ = 2032312213013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2032312212983 and 2032312213001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2032312213027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 586354936 + ... + 586358401.

It is an arithmetic number, because the mean of its divisors is an integer number (508371232023).

Almost surely, 2^{2032312213021} is an apocalyptic number.

It is an amenable number.

2032312213021 is a deficient number, since it is larger than the sum of its proper divisors (1172715071).

2032312213021 is a wasteful number, since it uses less digits than its factorization.

2032312213021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172715070.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2032312213021 its reverse (1203122132302), we get a palindrome (3235434345323).

The spelling of 2032312213021 in words is "two trillion, thirty-two billion, three hundred twelve million, two hundred thirteen thousand, twenty-one".