1021100030202 has 32 divisors (see below), whose sum is σ = 2363486515200. Its totient is φ = 288049917168.

The previous prime is 1021100030191. The next prime is 1021100030303. The reversal of 1021100030202 is 2020300011201.

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, 153869502 + ... + 153876137.

It is an arithmetic number, because the mean of its divisors is an integer number (73858953600).

Almost surely, 2^{1021100030202} is an apocalyptic number.

1021100030202 is an abundant number, since it is smaller than the sum of its proper divisors (1342386484998).

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

1021100030202 is a wasteful number, since it uses less digits than its factorization.

1021100030202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307745730.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1021100030202 its reverse (2020300011201), we get a palindrome (3041400041403).

The spelling of 1021100030202 in words is "one trillion, twenty-one billion, one hundred million, thirty thousand, two hundred two".