1011031001010 has 80 divisors (see below), whose sum is σ = 2724422633856. Its totient is φ = 269025859872.

The previous prime is 1011031001003. The next prime is 1011031001011. The reversal of 1011031001010 is 101001301101.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1011031000983 and 1011031001001.

It is not an unprimeable number, because it can be changed into a prime (1011031001011) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 972904 + ... + 1722963.

Almost surely, 2^{1011031001010} is an apocalyptic number.

1011031001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011031001010 is an abundant number, since it is smaller than the sum of its proper divisors (1713391632846).

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

1011031001010 is a wasteful number, since it uses less digits than its factorization.

1011031001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2696349 (or 2696340 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 9.

Adding to 1011031001010 its reverse (101001301101), we get a palindrome (1112032302111).

The spelling of 1011031001010 in words is "one trillion, eleven billion, thirty-one million, one thousand, ten".