2101211021202 has 16 divisors (see below), whose sum is σ = 4449623339232. Its totient is φ = 659203457600.

The previous prime is 2101211021201. The next prime is 2101211021213. The reversal of 2101211021202 is 2021201121012.

It is not an unprimeable number, because it can be changed into a prime (2101211021201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10300053924 + ... + 10300054127.

It is an arithmetic number, because the mean of its divisors is an integer number (278101458702).

Almost surely, 2^{2101211021202} is an apocalyptic number.

2101211021202 is an abundant number, since it is smaller than the sum of its proper divisors (2348412318030).

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

2101211021202 is a wasteful number, since it uses less digits than its factorization.

2101211021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20600108073.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2101211021202 its reverse (2021201121012), we get a palindrome (4122412142214).

The spelling of 2101211021202 in words is "two trillion, one hundred one billion, two hundred eleven million, twenty-one thousand, two hundred two".