2101222023 has 8 divisors (see below), whose sum is σ = 2827813248. Its totient is φ = 1387722744.

The previous prime is 2101222021. The next prime is 2101222031. The reversal of 2101222023 is 3202221012.

It is a happy number.

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

It is not a de Polignac number, because 2101222023 - 2¹ = 2101222021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2101221993 and 2101222011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101222021) 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, 3272611 + ... + 3273252.

It is an arithmetic number, because the mean of its divisors is an integer number (353476656).

Almost surely, 2^2101222023 is an apocalyptic number.

2101222023 is a deficient number, since it is larger than the sum of its proper divisors (726591225).

2101222023 is a wasteful number, since it uses less digits than its factorization.

2101222023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6545973.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2101222023 is about 45839.0883744431. The cubic root of 2101222023 is about 1280.8275132010.

Adding to 2101222023 its reverse (3202221012), we get a palindrome (5303443035).

The spelling of 2101222023 in words is "two billion, one hundred one million, two hundred twenty-two thousand, twenty-three".