220212212021101 has 64 divisors (see below), whose sum is σ = 243103857500160. Its totient is φ = 198662954434560.

The previous prime is 220212212021093. The next prime is 220212212021119. The reversal of 220212212021101 is 101120212212022.

It is a cyclic number.

It is not a de Polignac number, because 220212212021101 - 2³ = 220212212021093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220212212021141) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9922586661 + ... + 9922608853.

It is an arithmetic number, because the mean of its divisors is an integer number (3798497773440).

Almost surely, 2^{220212212021101} is an apocalyptic number.

It is an amenable number.

220212212021101 is a deficient number, since it is larger than the sum of its proper divisors (22891645479059).

220212212021101 is a wasteful number, since it uses less digits than its factorization.

220212212021101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23734.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 220212212021101 its reverse (101120212212022), we get a palindrome (321332424233123).

The spelling of 220212212021101 in words is "two hundred twenty trillion, two hundred twelve billion, two hundred twelve million, twenty-one thousand, one hundred one".