2020212122100 has 36 divisors (see below), whose sum is σ = 5845147074144. Its totient is φ = 538723232480.

The previous prime is 2020212122099. The next prime is 2020212122141. The reversal of 2020212122100 is 12212120202.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2020212122100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3367019904 + ... + 3367020503.

It is an arithmetic number, because the mean of its divisors is an integer number (162365196504).

Almost surely, 2^{2020212122100} is an apocalyptic number.

2020212122100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020212122100 is an abundant number, since it is smaller than the sum of its proper divisors (3824934952044).

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

2020212122100 is a wasteful number, since it uses less digits than its factorization.

2020212122100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6734040424 (or 6734040417 counting only the distinct ones).

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

Adding to 2020212122100 its reverse (12212120202), we get a palindrome (2032424242302).

The spelling of 2020212122100 in words is "two trillion, twenty billion, two hundred twelve million, one hundred twenty-two thousand, one hundred".