221301121133301 has 32 divisors (see below), whose sum is σ = 322043049538560. Its totient is φ = 134059185187200.

The previous prime is 221301121133251. The next prime is 221301121133359. The reversal of 221301121133301 is 103331121103122.

It is not a de Polignac number, because 221301121133301 - 2¹⁴ = 221301121116917 is a prime.

It is a super-2 number, since 2×221301121133301² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221301121133381) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1777613865 + ... + 1777738353.

It is an arithmetic number, because the mean of its divisors is an integer number (10063845298080).

Almost surely, 2^{221301121133301} is an apocalyptic number.

It is an amenable number.

221301121133301 is a deficient number, since it is larger than the sum of its proper divisors (100741928405259).

221301121133301 is a wasteful number, since it uses less digits than its factorization.

221301121133301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149257.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 221301121133301 its reverse (103331121103122), we get a palindrome (324632242236423).

The spelling of 221301121133301 in words is "two hundred twenty-one trillion, three hundred one billion, one hundred twenty-one million, one hundred thirty-three thousand, three hundred one".