1031133202011 has 20 divisors (see below), whose sum is σ = 1680365219544. Its totient is φ = 624929212800.

The previous prime is 1031133202007. The next prime is 1031133202037. The reversal of 1031133202011 is 1102023311301.

1031133202011 is a `hidden beast` number, since 1 + 0 + 311 + 3 + 320 + 20 + 11 = 666.

It is not a de Polignac number, because 1031133202011 - 2² = 1031133202007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1031133202081) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 578637270 + ... + 578639051.

Almost surely, 2^{1031133202011} is an apocalyptic number.

1031133202011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1031133202011 is a deficient number, since it is larger than the sum of its proper divisors (649232017533).

1031133202011 is a wasteful number, since it uses less digits than its factorization.

1031133202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157276344 (or 1157276335 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1031133202011 its reverse (1102023311301), we get a palindrome (2133156513312).

It can be divided in two parts, 103113 and 3202011, that added together give a square (3305124 = 1818²).

The spelling of 1031133202011 in words is "one trillion, thirty-one billion, one hundred thirty-three million, two hundred two thousand, eleven".