1101011020011 has 48 divisors (see below), whose sum is σ = 1853934001920. Its totient is φ = 616616383680.

The previous prime is 1101011020009. The next prime is 1101011020061. The reversal of 1101011020011 is 1100201101011.

It is not a de Polignac number, because 1101011020011 - 2¹ = 1101011020009 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 = 1101011019975 and 1101011020002.

It is not an unprimeable number, because it can be changed into a prime (1101011020061) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 782881 + ... + 1677773.

It is an arithmetic number, because the mean of its divisors is an integer number (38623625040).

Almost surely, 2^{1101011020011} is an apocalyptic number.

1101011020011 is a deficient number, since it is larger than the sum of its proper divisors (752922981909).

1101011020011 is a wasteful number, since it uses less digits than its factorization.

1101011020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895296 (or 895293 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1101011020011 its reverse (1100201101011), we get a palindrome (2201212121022).

The spelling of 1101011020011 in words is "one trillion, one hundred one billion, eleven million, twenty thousand, eleven".