2100022121330 has 32 divisors (see below), whose sum is σ = 4547416325760. Its totient is φ = 682112448000.

The previous prime is 2100022121321. The next prime is 2100022121371. The reversal of 2100022121330 is 331212200012.

It is a junction number, because it is equal to n+sod(n) for n = 2100022121299 and 2100022121308.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 789480671 + ... + 789483330.

It is an arithmetic number, because the mean of its divisors is an integer number (142106760180).

Almost surely, 2^{2100022121330} is an apocalyptic number.

2100022121330 is an abundant number, since it is smaller than the sum of its proper divisors (2447394204430).

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

2100022121330 is a wasteful number, since it uses less digits than its factorization.

2100022121330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578964034.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2100022121330 its reverse (331212200012), we get a palindrome (2431234321342).

It can be divided in two parts, 210002 and 2121330, that added together give a palindrome (2331332).

The spelling of 2100022121330 in words is "two trillion, one hundred billion, twenty-two million, one hundred twenty-one thousand, three hundred thirty".