1011100343031 has 32 divisors (see below), whose sum is σ = 1499327985600. Its totient is φ = 673436574720.

The previous prime is 1011100343027. The next prime is 1011100343101. The reversal of 1011100343031 is 1303430011101.

1011100343031 is a `hidden beast` number, since 101 + 1 + 100 + 3 + 430 + 31 = 666.

It is not a de Polignac number, because 1011100343031 - 2² = 1011100343027 is a prime.

It is a super-3 number, since 3×1011100343031³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1011100342995 and 1011100343013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011100343531) 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, 206808835 + ... + 206813723.

It is an arithmetic number, because the mean of its divisors is an integer number (46853999550).

Almost surely, 2^{1011100343031} is an apocalyptic number.

1011100343031 is a deficient number, since it is larger than the sum of its proper divisors (488227642569).

1011100343031 is a wasteful number, since it uses less digits than its factorization.

1011100343031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10496 (or 10490 counting only the distinct ones).

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

Adding to 1011100343031 its reverse (1303430011101), we get a palindrome (2314530354132).

The spelling of 1011100343031 in words is "one trillion, eleven billion, one hundred million, three hundred forty-three thousand, thirty-one".