2102122 has 32 divisors (see below), whose sum is σ = 3732480. Its totient is φ = 877680.

The previous prime is 2102117. The next prime is 2102137. The reversal of 2102122 is 2212012.

It is a junction number, because it is equal to n+sod(n) for n = 2102099 and 2102108.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19593 + ... + 19699.

It is an arithmetic number, because the mean of its divisors is an integer number (116640).

2^2102122 is an apocalyptic number.

2102122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2102122 is a deficient number, since it is larger than the sum of its proper divisors (1630358).

2102122 is a wasteful number, since it uses less digits than its factorization.

2102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2102122 is about 1449.8696493133. The cubic root of 2102122 is about 128.1010351371.

Adding to 2102122 its reverse (2212012), we get a palindrome (4314134).

It can be divided in two parts, 210 and 2122, that added together give a palindrome (2332).

The spelling of 2102122 in words is "two million, one hundred two thousand, one hundred twenty-two".