110020211222021 has 4 divisors (see below), whose sum is σ = 111048437495232. Its totient is φ = 108991984948812.

The previous prime is 110020211222017. The next prime is 110020211222057. The reversal of 110020211222021 is 120222112020011.

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 110020211222021 - 2² = 110020211222017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110020211222011) 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, 514113136445 + ... + 514113136658.

It is an arithmetic number, because the mean of its divisors is an integer number (27762109373808).

Almost surely, 2^{110020211222021} is an apocalyptic number.

It is an amenable number.

110020211222021 is a deficient number, since it is larger than the sum of its proper divisors (1028226273211).

110020211222021 is a wasteful number, since it uses less digits than its factorization.

110020211222021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028226273210.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 110020211222021 its reverse (120222112020011), we get a palindrome (230242323242032).

The spelling of 110020211222021 in words is "one hundred ten trillion, twenty billion, two hundred eleven million, two hundred twenty-two thousand, twenty-one".