2022212101 has 16 divisors (see below), whose sum is σ = 2635282944. Its totient is φ = 1505873664.

The previous prime is 2022212077. The next prime is 2022212107. The reversal of 2022212101 is 1012122202.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2022212101 - 2⁵ = 2022212069 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022212107) 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, 652045 + ... + 655138.

It is an arithmetic number, because the mean of its divisors is an integer number (164705184).

Almost surely, 2^2022212101 is an apocalyptic number.

It is an amenable number.

2022212101 is a deficient number, since it is larger than the sum of its proper divisors (613070843).

2022212101 is a wasteful number, since it uses less digits than its factorization.

2022212101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307220.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2022212101 is about 44969.0126753968. The cubic root of 2022212101 is about 1264.5681374584.

Adding to 2022212101 its reverse (1012122202), we get a palindrome (3034334303).

It can be divided in two parts, 20222 and 12101, that added together give a palindrome (32323).

The spelling of 2022212101 in words is "two billion, twenty-two million, two hundred twelve thousand, one hundred one".