1202003312331 has 8 divisors (see below), whose sum is σ = 1604900113920. Its totient is φ = 800221026152.

The previous prime is 1202003312311. The next prime is 1202003312347. The reversal of 1202003312331 is 1332133002021.

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 1202003312331 - 2¹⁰ = 1202003311307 is a prime.

It is a super-2 number, since 2×1202003312331² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1202003312298 and 1202003312307.

It is not an unprimeable number, because it can be changed into a prime (1202003312311) 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, 278626335 + ... + 278630648.

It is an arithmetic number, because the mean of its divisors is an integer number (200612514240).

Almost surely, 2^{1202003312331} is an apocalyptic number.

1202003312331 is a deficient number, since it is larger than the sum of its proper divisors (402896801589).

1202003312331 is an equidigital number, since it uses as much as digits as its factorization.

1202003312331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557257705.

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

Adding to 1202003312331 its reverse (1332133002021), we get a palindrome (2534136314352).

The spelling of 1202003312331 in words is "one trillion, two hundred two billion, three million, three hundred twelve thousand, three hundred thirty-one".