1002022100210 has 16 divisors (see below), whose sum is σ = 1882058901696. Its totient is φ = 383382368688.

The previous prime is 1002022100203. The next prime is 1002022100257. The reversal of 1002022100210 is 120012202001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1002022100191 and 1002022100200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2178308684 + ... + 2178309143.

It is an arithmetic number, because the mean of its divisors is an integer number (117628681356).

Almost surely, 2^{1002022100210} is an apocalyptic number.

1002022100210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002022100210 is a deficient number, since it is larger than the sum of its proper divisors (880036801486).

1002022100210 is a wasteful number, since it uses less digits than its factorization.

1002022100210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4356617857.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1002022100210 its reverse (120012202001), we get a palindrome (1122034302211).

The spelling of 1002022100210 in words is "one trillion, two billion, twenty-two million, one hundred thousand, two hundred ten".