1031130212011 has 8 divisors (see below), whose sum is σ = 1032389918784. Its totient is φ = 1029871260360.

The previous prime is 1031130211879. The next prime is 1031130212041. The reversal of 1031130212011 is 1102120311301.

It is a happy number.

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 1031130212011 - 2¹⁵ = 1031130179243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031130212041) 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, 2568436 + ... + 2942638.

It is an arithmetic number, because the mean of its divisors is an integer number (129048739848).

Almost surely, 2^{1031130212011} is an apocalyptic number.

1031130212011 is a deficient number, since it is larger than the sum of its proper divisors (1259706773).

1031130212011 is a wasteful number, since it uses less digits than its factorization.

1031130212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377561.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1031130212011 its reverse (1102120311301), we get a palindrome (2133250523312).

The spelling of 1031130212011 in words is "one trillion, thirty-one billion, one hundred thirty million, two hundred twelve thousand, eleven".