1002210200121 has 32 divisors (see below), whose sum is σ = 1504089844992. Its totient is φ = 588967061760.

The previous prime is 1002210200087. The next prime is 1002210200153. The reversal of 1002210200121 is 1210020122001.

It is not a de Polignac number, because 1002210200121 - 2¹⁹ = 1002209675833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1002210200097 and 1002210200106.

It is not an unprimeable number, because it can be changed into a prime (1002210200161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 361470 + ... + 1461191.

It is an arithmetic number, because the mean of its divisors is an integer number (47002807656).

Almost surely, 2^{1002210200121} is an apocalyptic number.

It is an amenable number.

1002210200121 is a deficient number, since it is larger than the sum of its proper divisors (501879644871).

1002210200121 is a wasteful number, since it uses less digits than its factorization.

1002210200121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1823313.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1002210200121 its reverse (1210020122001), we get a palindrome (2212230322122).

The spelling of 1002210200121 in words is "one trillion, two billion, two hundred ten million, two hundred thousand, one hundred twenty-one".