1003010020011 has 24 divisors (see below), whose sum is σ = 1461100253184. Its totient is φ = 662999223600.

The previous prime is 1003010020009. The next prime is 1003010020013. The reversal of 1003010020011 is 1100200103001.

It is an interprime number because it is at equal distance from previous prime (1003010020009) and next prime (1003010020013).

It is not a de Polignac number, because 1003010020011 - 2¹ = 1003010020009 is a prime.

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 = 1003010019975 and 1003010020002.

It is not an unprimeable number, because it can be changed into a prime (1003010020013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1589986 + ... + 2129336.

It is an arithmetic number, because the mean of its divisors is an integer number (60879177216).

Almost surely, 2^{1003010020011} is an apocalyptic number.

1003010020011 is a deficient number, since it is larger than the sum of its proper divisors (458090233173).

1003010020011 is a wasteful number, since it uses less digits than its factorization.

1003010020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541111 (or 541108 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 1003010020011 its reverse (1100200103001), we get a palindrome (2103210123012).

The spelling of 1003010020011 in words is "one trillion, three billion, ten million, twenty thousand, eleven".