1101123321212 has 96 divisors (see below), whose sum is σ = 2000741783040. Its totient is φ = 530020592640.

The previous prime is 1101123321121. The next prime is 1101123321269. The reversal of 1101123321212 is 2121233211011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1361091464 + ... + 1361092272.

It is an arithmetic number, because the mean of its divisors is an integer number (20841060240).

Almost surely, 2^{1101123321212} is an apocalyptic number.

It is an amenable number.

1101123321212 is a deficient number, since it is larger than the sum of its proper divisors (899618461828).

1101123321212 is a wasteful number, since it uses less digits than its factorization.

1101123321212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491 (or 1489 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1101123321212 its reverse (2121233211011), we get a palindrome (3222356532223).

The spelling of 1101123321212 in words is "one trillion, one hundred one billion, one hundred twenty-three million, three hundred twenty-one thousand, two hundred twelve".