1210210202122 has 16 divisors (see below), whose sum is σ = 1819899900000. Its totient is φ = 603577303120.

The previous prime is 1210210202099. The next prime is 1210210202137. The reversal of 1210210202122 is 2212020120121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1210210202096 and 1210210202105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6187872 + ... + 6380452.

It is an arithmetic number, because the mean of its divisors is an integer number (113743743750).

Almost surely, 2^{1210210202122} is an apocalyptic number.

1210210202122 is a deficient number, since it is larger than the sum of its proper divisors (609689697878).

1210210202122 is a wasteful number, since it uses less digits than its factorization.

1210210202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200501.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1210210202122 its reverse (2212020120121), we get a palindrome (3422230322243).

The spelling of 1210210202122 in words is "one trillion, two hundred ten billion, two hundred ten million, two hundred two thousand, one hundred twenty-two".