1101230311203 has 96 divisors (see below), whose sum is σ = 1841756978880. Its totient is φ = 627701760000.

The previous prime is 1101230311193. The next prime is 1101230311219. The reversal of 1101230311203 is 3021130321011.

1101230311203 is a `hidden beast` number, since 1 + 101 + 230 + 311 + 20 + 3 = 666.

It is not a de Polignac number, because 1101230311203 - 2¹⁰ = 1101230310179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101230311603) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 79212553 + ... + 79226453.

It is an arithmetic number, because the mean of its divisors is an integer number (19184968530).

Almost surely, 2^{1101230311203} is an apocalyptic number.

1101230311203 is a deficient number, since it is larger than the sum of its proper divisors (740526667677).

1101230311203 is a wasteful number, since it uses less digits than its factorization.

1101230311203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14661 (or 14658 counting only the distinct ones).

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

Adding to 1101230311203 its reverse (3021130321011), we get a palindrome (4122360632214).

The spelling of 1101230311203 in words is "one trillion, one hundred one billion, two hundred thirty million, three hundred eleven thousand, two hundred three".