2101122202 has 8 divisors (see below), whose sum is σ = 3152582496. Its totient is φ = 1050261372.

The previous prime is 2101122187. The next prime is 2101122217. The reversal of 2101122202 is 2022211012.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2101122187) and next prime (2101122217).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140998 + ... + 155185.

It is an arithmetic number, because the mean of its divisors is an integer number (394072812).

Almost surely, 2^2101122202 is an apocalyptic number.

2101122202 is a deficient number, since it is larger than the sum of its proper divisors (1051460294).

2101122202 is a wasteful number, since it uses less digits than its factorization.

2101122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299732.

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

The square root of 2101122202 is about 45837.9995418648. Note that the first 3 decimals coincide. The cubic root of 2101122202 is about 1280.8072304788.

Adding to 2101122202 its reverse (2022211012), we get a palindrome (4123333214).

The spelling of 2101122202 in words is "two billion, one hundred one million, one hundred twenty-two thousand, two hundred two".