1203023111411 has 32 divisors (see below), whose sum is σ = 1374786293760. Its totient is φ = 1043178652800.

The previous prime is 1203023111369. The next prime is 1203023111447. The reversal of 1203023111411 is 1141113203021.

It is a cyclic number.

It is not a de Polignac number, because 1203023111411 - 2⁶ = 1203023111347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1203023311411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3262550 + ... + 3612516.

It is an arithmetic number, because the mean of its divisors is an integer number (42962071680).

Almost surely, 2^{1203023111411} is an apocalyptic number.

1203023111411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1203023111411 is a deficient number, since it is larger than the sum of its proper divisors (171763182349).

1203023111411 is a wasteful number, since it uses less digits than its factorization.

1203023111411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350195.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1203023111411 its reverse (1141113203021), we get a palindrome (2344136314432).

The spelling of 1203023111411 in words is "one trillion, two hundred three billion, twenty-three million, one hundred eleven thousand, four hundred eleven".