1203031223301 has 4 divisors (see below), whose sum is σ = 1604041631072. Its totient is φ = 802020815532.

The previous prime is 1203031223269. The next prime is 1203031223347. The reversal of 1203031223301 is 1033221303021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1203031223301 - 2⁵ = 1203031223269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203031224301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200505203881 + ... + 200505203886.

It is an arithmetic number, because the mean of its divisors is an integer number (401010407768).

Almost surely, 2^{1203031223301} is an apocalyptic number.

It is an amenable number.

1203031223301 is a deficient number, since it is larger than the sum of its proper divisors (401010407771).

1203031223301 is an equidigital number, since it uses as much as digits as its factorization.

1203031223301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401010407770.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1203031223301 its reverse (1033221303021), we get a palindrome (2236252526322).

The spelling of 1203031223301 in words is "one trillion, two hundred three billion, thirty-one million, two hundred twenty-three thousand, three hundred one".