2103212222212 has 6 divisors (see below), whose sum is σ = 3680621388878. Its totient is φ = 1051606111104.

The previous prime is 2103212222183. The next prime is 2103212222227. The reversal of 2103212222212 is 2122222123012.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1190163174916 + 913049047296 = 1090946^2 + 955536^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262901527773 + ... + 262901527780.

Almost surely, 2^{2103212222212} is an apocalyptic number.

It is an amenable number.

2103212222212 is a deficient number, since it is larger than the sum of its proper divisors (1577409166666).

2103212222212 is a wasteful number, since it uses less digits than its factorization.

2103212222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525803055557 (or 525803055555 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 2103212222212 its reverse (2122222123012), we get a palindrome (4225434345224).

The spelling of 2103212222212 in words is "two trillion, one hundred three billion, two hundred twelve million, two hundred twenty-two thousand, two hundred twelve".