212032320213021 has 36 divisors (see below), whose sum is σ = 361481310995616. Its totient is φ = 110146659841680.

The previous prime is 212032320213001. The next prime is 212032320213137. The reversal of 212032320213021 is 120312023230212.

It is not a de Polignac number, because 212032320213021 - 2¹¹ = 212032320210973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212032320212982 and 212032320213000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212032320213001) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5960299305 + ... + 5960334878.

It is an arithmetic number, because the mean of its divisors is an integer number (10041147527656).

Almost surely, 2^{212032320213021} is an apocalyptic number.

212032320213021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

212032320213021 is a deficient number, since it is larger than the sum of its proper divisors (149448990782595).

212032320213021 is a wasteful number, since it uses less digits than its factorization.

212032320213021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11920634222 (or 11920634204 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 212032320213021 its reverse (120312023230212), we get a palindrome (332344343443233).

The spelling of 212032320213021 in words is "two hundred twelve trillion, thirty-two billion, three hundred twenty million, two hundred thirteen thousand, twenty-one".