2120122002 has 8 divisors (see below), whose sum is σ = 4240244016. Its totient is φ = 706707332.

The previous prime is 2120122001. The next prime is 2120122021. The reversal of 2120122002 is 2002210212.

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

2120122002 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2120122001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176676828 + ... + 176676839.

It is an arithmetic number, because the mean of its divisors is an integer number (530030502).

Almost surely, 2^2120122002 is an apocalyptic number.

2120122002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2120122002 is a wasteful number, since it uses less digits than its factorization.

2120122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353353672.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2120122002 is about 46044.7825708842. The cubic root of 2120122002 is about 1284.6562999491.

Adding to 2120122002 its reverse (2002210212), we get a palindrome (4122332214).

The spelling of 2120122002 in words is "two billion, one hundred twenty million, one hundred twenty-two thousand, two".