1011042243031 has 8 divisors (see below), whose sum is σ = 1020648178800. Its totient is φ = 1001447862912.

The previous prime is 1011042243011. The next prime is 1011042243047. The reversal of 1011042243031 is 1303422401101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011042243031 is a prime.

It is a super-2 number, since 2×1011042243031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1011042242993 and 1011042243011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011042243011) 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, 2713045 + ... + 3063118.

It is an arithmetic number, because the mean of its divisors is an integer number (127581022350).

Almost surely, 2^{1011042243031} is an apocalyptic number.

1011042243031 is a deficient number, since it is larger than the sum of its proper divisors (9605935769).

1011042243031 is a wasteful number, since it uses less digits than its factorization.

1011042243031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5777825.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1011042243031 its reverse (1303422401101), we get a palindrome (2314464644132).

The spelling of 1011042243031 in words is "one trillion, eleven billion, forty-two million, two hundred forty-three thousand, thirty-one".