102220020011 has 8 divisors (see below), whose sum is σ = 103496944704. Its totient is φ = 100949627520.

The previous prime is 102220019999. The next prime is 102220020079. The reversal of 102220020011 is 110020022201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102220020011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102220019974 and 102220020001.

It is not an unprimeable number, because it can be changed into a prime (102220020211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1601555 + ... + 1664156.

It is an arithmetic number, because the mean of its divisors is an integer number (12937118088).

Almost surely, 2^102220020011 is an apocalyptic number.

102220020011 is a deficient number, since it is larger than the sum of its proper divisors (1276924693).

102220020011 is a wasteful number, since it uses less digits than its factorization.

102220020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3266101.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 102220020011 its reverse (110020022201), we get a palindrome (212240042212).

The spelling of 102220020011 in words is "one hundred two billion, two hundred twenty million, twenty thousand, eleven".