11020220021211 has 8 divisors (see below), whose sum is σ = 14694183398400. Its totient is φ = 7346534995752.

The previous prime is 11020220021207. The next prime is 11020220021249. The reversal of 11020220021211 is 11212002202011.

11020220021211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11020220021211 - 2² = 11020220021207 is a prime.

It is a super-3 number, since 3×11020220021211³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11020220022211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69495535 + ... + 69653928.

It is an arithmetic number, because the mean of its divisors is an integer number (1836772924800).

Almost surely, 2^{11020220021211} is an apocalyptic number.

11020220021211 is a deficient number, since it is larger than the sum of its proper divisors (3673963377189).

11020220021211 is a wasteful number, since it uses less digits than its factorization.

11020220021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139175865.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11020220021211 its reverse (11212002202011), we get a palindrome (22232222223222).

The spelling of 11020220021211 in words is "eleven trillion, twenty billion, two hundred twenty million, twenty-one thousand, two hundred eleven".