102101122 has 8 divisors (see below), whose sum is σ = 154997136. Its totient is φ = 50435412.

The previous prime is 102101113. The next prime is 102101143. The reversal of 102101122 is 221101201.

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

It is a super-2 number, since 2×102101122² = 20849278227317768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102101099 and 102101108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307368 + ... + 307699.

It is an arithmetic number, because the mean of its divisors is an integer number (19374642).

Almost surely, 2^102101122 is an apocalyptic number.

102101122 is a deficient number, since it is larger than the sum of its proper divisors (52896014).

102101122 is an equidigital number, since it uses as much as digits as its factorization.

102101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615152.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 102101122 is about 10104.5099831709. The cubic root of 102101122 is about 467.3872255073.

Adding to 102101122 its reverse (221101201), we get a palindrome (323202323).

The spelling of 102101122 in words is "one hundred two million, one hundred one thousand, one hundred twenty-two".