10111020021011 has 32 divisors (see below), whose sum is σ = 12491659891200. Its totient is φ = 7969540803840.

The previous prime is 10111020021001. The next prime is 10111020021017. The reversal of 10111020021011 is 11012002011101.

It is not a de Polignac number, because 10111020021011 - 2¹⁸ = 10111019758867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10111020020983 and 10111020021001.

It is not an unprimeable number, because it can be changed into a prime (10111020021017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38695760 + ... + 38956178.

It is an arithmetic number, because the mean of its divisors is an integer number (390364371600).

Almost surely, 2^{10111020021011} is an apocalyptic number.

10111020021011 is a deficient number, since it is larger than the sum of its proper divisors (2380639870189).

10111020021011 is a wasteful number, since it uses less digits than its factorization.

10111020021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262059.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 10111020021011 its reverse (11012002011101), we get a palindrome (21123022032112).

The spelling of 10111020021011 in words is "ten trillion, one hundred eleven billion, twenty million, twenty-one thousand, eleven".