1001021010011 has 8 divisors (see below), whose sum is σ = 1092535873200. Its totient is φ = 909591639040.

The previous prime is 1001021009983. The next prime is 1001021010043. The reversal of 1001021010011 is 1100101201001.

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 a de Polignac number, because none of the positive numbers 2^k-1001021010011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001021010071) 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, 21348566 + ... + 21395403.

It is an arithmetic number, because the mean of its divisors is an integer number (136566984150).

Almost surely, 2^{1001021010011} is an apocalyptic number.

1001021010011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1001021010011 is a deficient number, since it is larger than the sum of its proper divisors (91514863189).

1001021010011 is a wasteful number, since it uses less digits than its factorization.

1001021010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42746109.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 1001021010011 its reverse (1100101201001), we get a palindrome (2101122211012).

The spelling of 1001021010011 in words is "one trillion, one billion, twenty-one million, ten thousand, eleven".