2101122110 has 8 divisors (see below), whose sum is σ = 3782019816. Its totient is φ = 840448840.

The previous prime is 2101122097. The next prime is 2101122137. The reversal of 2101122110 is 112211012.

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

It is a super-2 number, since 2×2101122110² = 8829428242261704200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2101122091 and 2101122100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105056096 + ... + 105056115.

It is an arithmetic number, because the mean of its divisors is an integer number (472752477).

Almost surely, 2^2101122110 is an apocalyptic number.

2101122110 is a deficient number, since it is larger than the sum of its proper divisors (1680897706).

2101122110 is a wasteful number, since it uses less digits than its factorization.

2101122110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210112218.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 2101122110 is about 45837.9985383306. The cubic root of 2101122110 is about 1280.8072117849.

Adding to 2101122110 its reverse (112211012), we get a palindrome (2213333122).

The spelling of 2101122110 in words is "two billion, one hundred one million, one hundred twenty-two thousand, one hundred ten".