1211103333222 has 16 divisors (see below), whose sum is σ = 2473742979072. Its totient is φ = 395111725640.

The previous prime is 1211103333221. The next prime is 1211103333241. The reversal of 1211103333222 is 2223333011121.

It is a junction number, because it is equal to n+sod(n) for n = 1211103333192 and 1211103333201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1211103333221) 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, 2147346054 + ... + 2147346617.

It is an arithmetic number, because the mean of its divisors is an integer number (154608936192).

Almost surely, 2^{1211103333222} is an apocalyptic number.

1211103333222 is an abundant number, since it is smaller than the sum of its proper divisors (1262639645850).

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

1211103333222 is a wasteful number, since it uses less digits than its factorization.

1211103333222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4294692723.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1211103333222 its reverse (2223333011121), we get a palindrome (3434436344343).

The spelling of 1211103333222 in words is "one trillion, two hundred eleven billion, one hundred three million, three hundred thirty-three thousand, two hundred twenty-two".