11011020101012 has 12 divisors (see below), whose sum is σ = 19449371954880. Its totient is φ = 5454056685336.

The previous prime is 11011020100987. The next prime is 11011020101021. The reversal of 11011020101012 is 21010102011011.

It is a junction number, because it is equal to n+sod(n) for n = 11011020100984 and 11011020101002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12863340812 + ... + 12863341667.

It is an arithmetic number, because the mean of its divisors is an integer number (1620780996240).

Almost surely, 2^{11011020101012} is an apocalyptic number.

It is an amenable number.

11011020101012 is a deficient number, since it is larger than the sum of its proper divisors (8438351853868).

11011020101012 is a wasteful number, since it uses less digits than its factorization.

11011020101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25726682590 (or 25726682588 counting only the distinct ones).

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

Adding to 11011020101012 its reverse (21010102011011), we get a palindrome (32021122112023).

The spelling of 11011020101012 in words is "eleven trillion, eleven billion, twenty million, one hundred one thousand, twelve".