2012211121330 has 16 divisors (see below), whose sum is σ = 3622698898560. Its totient is φ = 804724697392.

The previous prime is 2012211121267. The next prime is 2012211121331. The reversal of 2012211121330 is 331211122102.

It is a junction number, because it is equal to n+sod(n) for n = 2012211121298 and 2012211121307.

It is not an unprimeable number, because it can be changed into a prime (2012211121331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19915984 + ... + 20016763.

It is an arithmetic number, because the mean of its divisors is an integer number (226418681160).

Almost surely, 2^{2012211121330} is an apocalyptic number.

2012211121330 is a deficient number, since it is larger than the sum of its proper divisors (1610487777230).

2012211121330 is a wasteful number, since it uses less digits than its factorization.

2012211121330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39937793.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2012211121330 its reverse (331211122102), we get a palindrome (2343422243432).

The spelling of 2012211121330 in words is "two trillion, twelve billion, two hundred eleven million, one hundred twenty-one thousand, three hundred thirty".