102020022211 has 2 divisors, whose sum is σ = 102020022212. Its totient is φ = 102020022210.

The previous prime is 102020022199. The next prime is 102020022281. The reversal of 102020022211 is 112220020201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102020022211 - 2²¹ = 102017925059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102020022191 and 102020022200.

It is not a weakly prime, because it can be changed into another prime (102020022281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51010011105 + 51010011106.

It is an arithmetic number, because the mean of its divisors is an integer number (51010011106).

Almost surely, 2^102020022211 is an apocalyptic number.

102020022211 is a deficient number, since it is larger than the sum of its proper divisors (1).

102020022211 is an equidigital number, since it uses as much as digits as its factorization.

102020022211 is an evil number, because the sum of its binary digits is even.

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

Adding to 102020022211 its reverse (112220020201), we get a palindrome (214240042412).

The spelling of 102020022211 in words is "one hundred two billion, twenty million, twenty-two thousand, two hundred eleven".