300212233210221 has 16 divisors (see below), whose sum is σ = 427790054147904. Its totient is φ = 186608007152384.

The previous prime is 300212233210193. The next prime is 300212233210231. The reversal of 300212233210221 is 122012332212003.

It is a cyclic number.

It is not a de Polignac number, because 300212233210221 - 2⁶ = 300212233210157 is a prime.

It is a super-2 number, since 2×300212233210221² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 300212233210191 and 300212233210200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300212233210231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27507071070 + ... + 27507081983.

It is an arithmetic number, because the mean of its divisors is an integer number (26736878384244).

Almost surely, 2^{300212233210221} is an apocalyptic number.

It is an amenable number.

300212233210221 is a deficient number, since it is larger than the sum of its proper divisors (127577820937683).

300212233210221 is a wasteful number, since it uses less digits than its factorization.

300212233210221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55014153180.

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

Adding to 300212233210221 its reverse (122012332212003), we get a palindrome (422224565422224).

The spelling of 300212233210221 in words is "three hundred trillion, two hundred twelve billion, two hundred thirty-three million, two hundred ten thousand, two hundred twenty-one".