2122321101 has 8 divisors (see below), whose sum is σ = 2921044224. Its totient is φ = 1369239360.

The previous prime is 2122321099. The next prime is 2122321121. The reversal of 2122321101 is 1011232212.

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

It is not a de Polignac number, because 2122321101 - 2¹ = 2122321099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122321121) 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, 11410236 + ... + 11410421.

It is an arithmetic number, because the mean of its divisors is an integer number (365130528).

Almost surely, 2^2122321101 is an apocalyptic number.

It is an amenable number.

2122321101 is a deficient number, since it is larger than the sum of its proper divisors (798723123).

2122321101 is a wasteful number, since it uses less digits than its factorization.

2122321101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22820691.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2122321101 is about 46068.6563837063. The cubic root of 2122321101 is about 1285.1003168767.

Adding to 2122321101 its reverse (1011232212), we get a palindrome (3133553313).

Subtracting from 2122321101 its reverse (1011232212), we obtain a square (1111088889 = 33333²).

It can be divided in two parts, 21223 and 21101, that added together give a palindrome (42324).

The spelling of 2122321101 in words is "two billion, one hundred twenty-two million, three hundred twenty-one thousand, one hundred one".