102022020022111 has 4 divisors (see below), whose sum is σ = 116596594310992. Its totient is φ = 87447445733232.

The previous prime is 102022020022079. The next prime is 102022020022141. The reversal of 102022020022111 is 111220020220201.

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 102022020022111 - 2⁵ = 102022020022079 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 (102022020022141) 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, 7287287144430 + ... + 7287287144443.

It is an arithmetic number, because the mean of its divisors is an integer number (29149148577748).

Almost surely, 2^{102022020022111} is an apocalyptic number.

102022020022111 is a deficient number, since it is larger than the sum of its proper divisors (14574574288881).

102022020022111 is an equidigital number, since it uses as much as digits as its factorization.

102022020022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14574574288880.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102022020022111 its reverse (111220020220201), we get a palindrome (213242040242312).

The spelling of 102022020022111 in words is "one hundred two trillion, twenty-two billion, twenty million, twenty-two thousand, one hundred eleven".