210001021120202 has 32 divisors (see below), whose sum is σ = 347353116264000. Its totient is φ = 94606356337920.

The previous prime is 210001021120141. The next prime is 210001021120213. The reversal of 210001021120202 is 202021120100012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60977999 + ... + 64329762.

It is an arithmetic number, because the mean of its divisors is an integer number (10854784883250).

Almost surely, 2^{210001021120202} is an apocalyptic number.

210001021120202 is a deficient number, since it is larger than the sum of its proper divisors (137352095143798).

210001021120202 is a wasteful number, since it uses less digits than its factorization.

210001021120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125309318.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210001021120202 its reverse (202021120100012), we get a palindrome (412022141220214).

The spelling of 210001021120202 in words is "two hundred ten trillion, one billion, twenty-one million, one hundred twenty thousand, two hundred two".