102220202111123 has 8 divisors (see below), whose sum is σ = 102556471826400. Its totient is φ = 101883994100928.

The previous prime is 102220202111099. The next prime is 102220202111129. The reversal of 102220202111123 is 321111202022201.

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

It is a cyclic number.

It is not a de Polignac number, because 102220202111123 - 2⁶ = 102220202111059 is a prime.

It is a super-2 number, since 2×102220202111123² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102220202111095 and 102220202111104.

It is not an unprimeable number, because it can be changed into a prime (102220202111129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12106463 + ... + 18735176.

It is an arithmetic number, because the mean of its divisors is an integer number (12819558978300).

Almost surely, 2^{102220202111123} is an apocalyptic number.

102220202111123 is a deficient number, since it is larger than the sum of its proper divisors (336269715277).

102220202111123 is a wasteful number, since it uses less digits than its factorization.

102220202111123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30852541.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 102220202111123 its reverse (321111202022201), we get a palindrome (423331404133324).

The spelling of 102220202111123 in words is "one hundred two trillion, two hundred twenty billion, two hundred two million, one hundred eleven thousand, one hundred twenty-three".