220221211301 has 32 divisors (see below), whose sum is σ = 273904243200. Its totient is φ = 172405868544.

The previous prime is 220221211291. The next prime is 220221211303. The reversal of 220221211301 is 103112122022.

It is not a de Polignac number, because 220221211301 - 2⁶ = 220221211237 is a prime.

It is a super-2 number, since 2×220221211301² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220221211301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220221211303) 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, 6141641 + ... + 6177393.

It is an arithmetic number, because the mean of its divisors is an integer number (8559507600).

Almost surely, 2^220221211301 is an apocalyptic number.

It is an amenable number.

220221211301 is a deficient number, since it is larger than the sum of its proper divisors (53683031899).

220221211301 is a wasteful number, since it uses less digits than its factorization.

220221211301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36485.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 220221211301 its reverse (103112122022), we get a palindrome (323333333323).

The spelling of 220221211301 in words is "two hundred twenty billion, two hundred twenty-one million, two hundred eleven thousand, three hundred one".