1202103311023 has 8 divisors (see below), whose sum is σ = 1265383372400. Its totient is φ = 1138824396288.

The previous prime is 1202103311009. The next prime is 1202103311063. The reversal of 1202103311023 is 3201133012021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1202103311023 - 2⁹ = 1202103310511 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202103311063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2622223 + ... + 3046351.

It is an arithmetic number, because the mean of its divisors is an integer number (158172921550).

Almost surely, 2^{1202103311023} is an apocalyptic number.

1202103311023 is a deficient number, since it is larger than the sum of its proper divisors (63280061377).

1202103311023 is a wasteful number, since it uses less digits than its factorization.

1202103311023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573321.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1202103311023 its reverse (3201133012021), we get a palindrome (4403236323044).

The spelling of 1202103311023 in words is "one trillion, two hundred two billion, one hundred three million, three hundred eleven thousand, twenty-three".