1103331312212 has 12 divisors (see below), whose sum is σ = 1993114628736. Its totient is φ = 533869989720.

The previous prime is 1103331312203. The next prime is 1103331312217. The reversal of 1103331312212 is 2122131333011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103331312217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4448916458 + ... + 4448916705.

It is an arithmetic number, because the mean of its divisors is an integer number (166092885728).

Almost surely, 2^{1103331312212} is an apocalyptic number.

It is an amenable number.

1103331312212 is a deficient number, since it is larger than the sum of its proper divisors (889783316524).

1103331312212 is a wasteful number, since it uses less digits than its factorization.

1103331312212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8897833198 (or 8897833196 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1103331312212 its reverse (2122131333011), we get a palindrome (3225462645223).

The spelling of 1103331312212 in words is "one trillion, one hundred three billion, three hundred thirty-one million, three hundred twelve thousand, two hundred twelve".