2120303121212 has 6 divisors (see below), whose sum is σ = 3710530462128. Its totient is φ = 1060151560604.

The previous prime is 2120303121169. The next prime is 2120303121227. The reversal of 2120303121212 is 2121213030212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265037890148 + ... + 265037890155.

It is an arithmetic number, because the mean of its divisors is an integer number (618421743688).

Almost surely, 2^{2120303121212} is an apocalyptic number.

It is an amenable number.

2120303121212 is a deficient number, since it is larger than the sum of its proper divisors (1590227340916).

2120303121212 is a wasteful number, since it uses less digits than its factorization.

2120303121212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530075780307 (or 530075780305 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2120303121212 its reverse (2121213030212), we get a palindrome (4241516151424).

The spelling of 2120303121212 in words is "two trillion, one hundred twenty billion, three hundred three million, one hundred twenty-one thousand, two hundred twelve".