101311222103 has 24 divisors (see below), whose sum is σ = 125571777408. Its totient is φ = 80033065632.

The previous prime is 101311222087. The next prime is 101311222147. The reversal of 101311222103 is 301222113101.

It is not a de Polignac number, because 101311222103 - 2⁴ = 101311222087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101311222183) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 694076 + ... + 827262.

It is an arithmetic number, because the mean of its divisors is an integer number (5232157392).

Almost surely, 2^101311222103 is an apocalyptic number.

101311222103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

101311222103 is a deficient number, since it is larger than the sum of its proper divisors (24260555305).

101311222103 is a wasteful number, since it uses less digits than its factorization.

101311222103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133863 (or 133850 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 101311222103 its reverse (301222113101), we get a palindrome (402533335204).

The spelling of 101311222103 in words is "one hundred one billion, three hundred eleven million, two hundred twenty-two thousand, one hundred three".