2121122102 has 8 divisors (see below), whose sum is σ = 3470927112. Its totient is φ = 964146400.

The previous prime is 2121122093. The next prime is 2121122111. The reversal of 2121122102 is 2012211212.

It is an interprime number because it is at equal distance from previous prime (2121122093) and next prime (2121122111).

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

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, 48207299 + ... + 48207342.

It is an arithmetic number, because the mean of its divisors is an integer number (433865889).

Almost surely, 2^2121122102 is an apocalyptic number.

2121122102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2121122102 is a deficient number, since it is larger than the sum of its proper divisors (1349805010).

2121122102 is a wasteful number, since it uses less digits than its factorization.

2121122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96414654.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 2121122102 is about 46055.6413699777. The cubic root of 2121122102 is about 1284.8582667540.

Adding to 2121122102 its reverse (2012211212), we get a palindrome (4133333314).

The spelling of 2121122102 in words is "two billion, one hundred twenty-one million, one hundred twenty-two thousand, one hundred two".