102022020211 has 4 divisors (see below), whose sum is σ = 102049353712. Its totient is φ = 101994686712.

The previous prime is 102022020193. The next prime is 102022020227. The reversal of 102022020211 is 112020220201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102022020211 - 2²⁹ = 101485149299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102022020191 and 102022020200.

It is not an unprimeable number, because it can be changed into a prime (102022020251) 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, 13661151 + ... + 13668616.

It is an arithmetic number, because the mean of its divisors is an integer number (25512338428).

Almost surely, 2^102022020211 is an apocalyptic number.

102022020211 is a deficient number, since it is larger than the sum of its proper divisors (27333501).

102022020211 is an equidigital number, since it uses as much as digits as its factorization.

102022020211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27333500.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 102022020211 its reverse (112020220201), we get a palindrome (214042240412).

The spelling of 102022020211 in words is "one hundred two billion, twenty-two million, twenty thousand, two hundred eleven".