11111020211010 has 16 divisors (see below), whose sum is σ = 26666448506496. Its totient is φ = 2962938722928.

The previous prime is 11111020210951. The next prime is 11111020211041. The reversal of 11111020211010 is 1011202011111.

11111020211010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185183670154 + ... + 185183670213.

It is an arithmetic number, because the mean of its divisors is an integer number (1666653031656).

Almost surely, 2^{11111020211010} is an apocalyptic number.

11111020211010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11111020211010 is an abundant number, since it is smaller than the sum of its proper divisors (15555428295486).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11111020211010 is a wasteful number, since it uses less digits than its factorization.

11111020211010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370367340377.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11111020211010 its reverse (1011202011111), we get a palindrome (12122222222121).

The spelling of 11111020211010 in words is "eleven trillion, one hundred eleven billion, twenty million, two hundred eleven thousand, ten".