220221211101 has 8 divisors (see below), whose sum is σ = 299875691904. Its totient is φ = 143690435520.

The previous prime is 220221211081. The next prime is 220221211103. The reversal of 220221211101 is 101112122022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220221211101 - 2⁵ = 220221211069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220221211103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 780926140 + ... + 780926421.

It is an arithmetic number, because the mean of its divisors is an integer number (37484461488).

Almost surely, 2^220221211101 is an apocalyptic number.

It is an amenable number.

220221211101 is a deficient number, since it is larger than the sum of its proper divisors (79654480803).

220221211101 is a wasteful number, since it uses less digits than its factorization.

220221211101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1561852611.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220221211101 its reverse (101112122022), we get a palindrome (321333333123).

The spelling of 220221211101 in words is "two hundred twenty billion, two hundred twenty-one million, two hundred eleven thousand, one hundred one".