1203312200311 has 32 divisors (see below), whose sum is σ = 1367283456000. Its totient is φ = 1049820041088.

The previous prime is 1203312200309. The next prime is 1203312200323. The reversal of 1203312200311 is 1130022133021.

It is not a de Polignac number, because 1203312200311 - 2¹ = 1203312200309 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 (1203312200371) 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, 227940570 + ... + 227945848.

It is an arithmetic number, because the mean of its divisors is an integer number (42727608000).

Almost surely, 2^{1203312200311} is an apocalyptic number.

1203312200311 is a deficient number, since it is larger than the sum of its proper divisors (163971255689).

1203312200311 is a wasteful number, since it uses less digits than its factorization.

1203312200311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7303.

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

Adding to 1203312200311 its reverse (1130022133021), we get a palindrome (2333334333332).

The spelling of 1203312200311 in words is "one trillion, two hundred three billion, three hundred twelve million, two hundred thousand, three hundred eleven".