11020221010121 has 8 divisors (see below), whose sum is σ = 11670190693920. Its totient is φ = 10370442591808.

The previous prime is 11020221010079. The next prime is 11020221010153. The reversal of 11020221010121 is 12101012202011.

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

It is a cyclic number.

It is not a de Polignac number, because 11020221010121 - 2²⁶ = 11020153901257 is a prime.

It is a super-2 number, since 2×11020221010121² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11020221010096 and 11020221010105.

It is not an unprimeable number, because it can be changed into a prime (11020221010171) 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, 47697731 + ... + 47928216.

It is an arithmetic number, because the mean of its divisors is an integer number (1458773836740).

Almost surely, 2^{11020221010121} is an apocalyptic number.

It is an amenable number.

11020221010121 is a deficient number, since it is larger than the sum of its proper divisors (649969683799).

11020221010121 is an equidigital number, since it uses as much as digits as its factorization.

11020221010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95632743.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11020221010121 its reverse (12101012202011), we get a palindrome (23121233212132).

The spelling of 11020221010121 in words is "eleven trillion, twenty billion, two hundred twenty-one million, ten thousand, one hundred twenty-one".