2101020212200 has 96 divisors (see below), whose sum is σ = 6012150197760. Its totient is φ = 664938259200.

The previous prime is 2101020212197. The next prime is 2101020212201. The reversal of 2101020212200 is 22120201012.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (2101020212201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57702136 + ... + 57738535.

It is an arithmetic number, because the mean of its divisors is an integer number (62626564560).

Almost surely, 2^{2101020212200} is an apocalyptic number.

2101020212200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2101020212200 is an abundant number, since it is smaller than the sum of its proper divisors (3911129985560).

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

2101020212200 is a wasteful number, since it uses less digits than its factorization.

2101020212200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115440707 (or 115440698 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2101020212200 its reverse (22120201012), we get a palindrome (2123140413212).

The spelling of 2101020212200 in words is "two trillion, one hundred one billion, twenty million, two hundred twelve thousand, two hundred".