20220221201101 has 16 divisors (see below), whose sum is σ = 21296782979200. Its totient is φ = 19144896523200.

The previous prime is 20220221201099. The next prime is 20220221201111. The reversal of 20220221201101 is 10110212202202.

It is a happy number.

It is not a de Polignac number, because 20220221201101 - 2¹ = 20220221201099 is a prime.

It is a super-2 number, since 2×20220221201101² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20220221201111) 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, 253916071 + ... + 253995691.

It is an arithmetic number, because the mean of its divisors is an integer number (1331048936200).

Almost surely, 2^{20220221201101} is an apocalyptic number.

It is an amenable number.

20220221201101 is a deficient number, since it is larger than the sum of its proper divisors (1076561778099).

20220221201101 is a wasteful number, since it uses less digits than its factorization.

20220221201101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87220.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20220221201101 its reverse (10110212202202), we get a palindrome (30330433403303).

The spelling of 20220221201101 in words is "twenty trillion, two hundred twenty billion, two hundred twenty-one million, two hundred one thousand, one hundred one".