2122010221100 has 144 divisors (see below), whose sum is σ = 5849324119296. Its totient is φ = 648926304000.

The previous prime is 2122010221091. The next prime is 2122010221117. The reversal of 2122010221100 is 11220102212.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2191766 + ... + 3007965.

It is an arithmetic number, because the mean of its divisors is an integer number (40620306384).

Almost surely, 2^{2122010221100} is an apocalyptic number.

2122010221100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122010221100 is an abundant number, since it is smaller than the sum of its proper divisors (3727313898196).

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

2122010221100 is a wasteful number, since it uses less digits than its factorization.

2122010221100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5199816 (or 5199809 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2122010221100 its reverse (11220102212), we get a palindrome (2133230323312).

The spelling of 2122010221100 in words is "two trillion, one hundred twenty-two billion, ten million, two hundred twenty-one thousand, one hundred".