1223110100001 has 16 divisors (see below), whose sum is σ = 1631894999040. Its totient is φ = 814866117120.

The previous prime is 1223110099993. The next prime is 1223110100053. The reversal of 1223110100001 is 1000010113221.

It is not a de Polignac number, because 1223110100001 - 2³ = 1223110099993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1223110100001.

It is not an unprimeable number, because it can be changed into a prime (1223110100071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42882321 + ... + 42910833.

It is an arithmetic number, because the mean of its divisors is an integer number (101993437440).

Almost surely, 2^{1223110100001} is an apocalyptic number.

It is an amenable number.

1223110100001 is a deficient number, since it is larger than the sum of its proper divisors (408784899039).

1223110100001 is a wasteful number, since it uses less digits than its factorization.

1223110100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37496.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 1223110100001 its reverse (1000010113221), we get a palindrome (2223120213222).

The spelling of 1223110100001 in words is "one trillion, two hundred twenty-three billion, one hundred ten million, one hundred thousand, one".