2102122002210 has 32 divisors (see below), whose sum is σ = 5046477940800. Its totient is φ = 560411963328.

The previous prime is 2102122002199. The next prime is 2102122002217. The reversal of 2102122002210 is 122002212012.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2102122002210.

It is not an unprimeable number, because it can be changed into a prime (2102122002217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9507885 + ... + 9726464.

It is an arithmetic number, because the mean of its divisors is an integer number (157702435650).

Almost surely, 2^{2102122002210} is an apocalyptic number.

2102122002210 is an abundant number, since it is smaller than the sum of its proper divisors (2944355938590).

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

2102122002210 is a wasteful number, since it uses less digits than its factorization.

2102122002210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19238002.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2102122002210 its reverse (122002212012), we get a palindrome (2224124214222).

The spelling of 2102122002210 in words is "two trillion, one hundred two billion, one hundred twenty-two million, two thousand, two hundred ten".