1311133203102 has 8 divisors (see below), whose sum is σ = 2622266406216. Its totient is φ = 437044401032.

The previous prime is 1311133203101. The next prime is 1311133203109. The reversal of 1311133203102 is 2013023311131.

It is a happy number.

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

1311133203102 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311133203101) 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, 109261100253 + ... + 109261100264.

It is an arithmetic number, because the mean of its divisors is an integer number (327783300777).

Almost surely, 2^{1311133203102} is an apocalyptic number.

1311133203102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1311133203102 is a wasteful number, since it uses less digits than its factorization.

1311133203102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218522200522.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1311133203102 its reverse (2013023311131), we get a palindrome (3324156514233).

The spelling of 1311133203102 in words is "one trillion, three hundred eleven billion, one hundred thirty-three million, two hundred three thousand, one hundred two".