11001203101323 has 12 divisors (see below), whose sum is σ = 15892732355448. Its totient is φ = 7333163560800.

The previous prime is 11001203101249. The next prime is 11001203101351. The reversal of 11001203101323 is 32310130210011.

11001203101323 is a `hidden beast` number, since 1 + 10 + 0 + 1 + 20 + 310 + 1 + 323 = 666.

It is not a de Polignac number, because 11001203101323 - 2¹³ = 11001203093131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11001203101296 and 11001203101305.

It is not an unprimeable number, because it can be changed into a prime (11001203101373) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80914978 + ... + 81050823.

It is an arithmetic number, because the mean of its divisors is an integer number (1324394362954).

Almost surely, 2^{11001203101323} is an apocalyptic number.

11001203101323 is a deficient number, since it is larger than the sum of its proper divisors (4891529254125).

11001203101323 is a wasteful number, since it uses less digits than its factorization.

11001203101323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161973354 (or 161973351 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11001203101323 its reverse (32310130210011), we get a palindrome (43311333311334).

The spelling of 11001203101323 in words is "eleven trillion, one billion, two hundred three million, one hundred one thousand, three hundred twenty-three".