102211232011 has 4 divisors (see below), whose sum is σ = 116812836592. Its totient is φ = 87609627432.

The previous prime is 102211232009. The next prime is 102211232023. The reversal of 102211232011 is 110232112201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110232112201 = 163 ⋅676270627.

It is a cyclic number.

It is not a de Polignac number, because 102211232011 - 2¹ = 102211232009 is a prime.

It is a super-2 number, since 2×102211232011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102211232111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7300802280 + ... + 7300802293.

It is an arithmetic number, because the mean of its divisors is an integer number (29203209148).

Almost surely, 2^102211232011 is an apocalyptic number.

102211232011 is a deficient number, since it is larger than the sum of its proper divisors (14601604581).

102211232011 is an equidigital number, since it uses as much as digits as its factorization.

102211232011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14601604580.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 102211232011 its reverse (110232112201), we get a palindrome (212443344212).

The spelling of 102211232011 in words is "one hundred two billion, two hundred eleven million, two hundred thirty-two thousand, eleven".