11222212002212 has 6 divisors (see below), whose sum is σ = 19638871003878. Its totient is φ = 5611106001104.

The previous prime is 11222212002187. The next prime is 11222212002229. The reversal of 11222212002212 is 21220021222211.

It can be written as a sum of positive squares in only one way, i.e., 7398051844096 + 3824160158116 = 2719936^2 + 1955546^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1402776500273 + ... + 1402776500280.

It is an arithmetic number, because the mean of its divisors is an integer number (3273145167313).

Almost surely, 2^{11222212002212} is an apocalyptic number.

It is an amenable number.

11222212002212 is a deficient number, since it is larger than the sum of its proper divisors (8416659001666).

11222212002212 is a wasteful number, since it uses less digits than its factorization.

11222212002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2805553000557 (or 2805553000555 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11222212002212 its reverse (21220021222211), we get a palindrome (32442233224423).

The spelling of 11222212002212 in words is "eleven trillion, two hundred twenty-two billion, two hundred twelve million, two thousand, two hundred twelve".