111233121223101 has 48 divisors (see below), whose sum is σ = 155548943495424. Its totient is φ = 70671467776000.

The previous prime is 111233121223027. The next prime is 111233121223111. The reversal of 111233121223101 is 101322121332111.

It is not a de Polignac number, because 111233121223101 - 2²⁹ = 111232584352189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111233121223111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 123037561 + ... + 123938321.

It is an arithmetic number, because the mean of its divisors is an integer number (3240602989488).

Almost surely, 2^{111233121223101} is an apocalyptic number.

It is an amenable number.

111233121223101 is a deficient number, since it is larger than the sum of its proper divisors (44315822272323).

111233121223101 is an equidigital number, since it uses as much as digits as its factorization.

111233121223101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901414 (or 901373 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 111233121223101 its reverse (101322121332111), we get a palindrome (212555242555212).

The spelling of 111233121223101 in words is "one hundred eleven trillion, two hundred thirty-three billion, one hundred twenty-one million, two hundred twenty-three thousand, one hundred one".