11020213221101 has 4 divisors (see below), whose sum is σ = 12594529395552. Its totient is φ = 9445897046652.

The previous prime is 11020213221067. The next prime is 11020213221109. The reversal of 11020213221101 is 10112231202011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11020213221101 - 2²² = 11020209026797 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11020213221101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020213221109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 787158087215 + ... + 787158087228.

It is an arithmetic number, because the mean of its divisors is an integer number (3148632348888).

Almost surely, 2^{11020213221101} is an apocalyptic number.

It is an amenable number.

11020213221101 is a deficient number, since it is larger than the sum of its proper divisors (1574316174451).

11020213221101 is an equidigital number, since it uses as much as digits as its factorization.

11020213221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1574316174450.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11020213221101 its reverse (10112231202011), we get a palindrome (21132444423112).

The spelling of 11020213221101 in words is "eleven trillion, twenty billion, two hundred thirteen million, two hundred twenty-one thousand, one hundred one".