2100202121202 has 32 divisors (see below), whose sum is σ = 4225979931264. Its totient is φ = 695805600000.

The previous prime is 2100202121197. The next prime is 2100202121207. The reversal of 2100202121202 is 2021212020012.

It is an interprime number because it is at equal distance from previous prime (2100202121197) and next prime (2100202121207).

2100202121202 is a modest number, since divided by 2121202 gives 21002 as remainder.

It is not an unprimeable number, because it can be changed into a prime (2100202121207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10422202 + ... + 10621802.

It is an arithmetic number, because the mean of its divisors is an integer number (132061872852).

Almost surely, 2^{2100202121202} is an apocalyptic number.

2100202121202 is an abundant number, since it is smaller than the sum of its proper divisors (2125777810062).

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

2100202121202 is a wasteful number, since it uses less digits than its factorization.

2100202121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210274.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2100202121202 its reverse (2021212020012), we get a palindrome (4121414141214).

The spelling of 2100202121202 in words is "two trillion, one hundred billion, two hundred two million, one hundred twenty-one thousand, two hundred two".