102220202101123 has 8 divisors (see below), whose sum is σ = 104850977502096. Its totient is φ = 99595979068800.

The previous prime is 102220202101117. The next prime is 102220202101151. The reversal of 102220202101123 is 321101202022201.

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-102220202101123 is a prime.

It is a super-2 number, since 2×102220202101123² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102220202101123.

It is not an unprimeable number, because it can be changed into a prime (102220202101723) 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, 1638060561 + ... + 1638122962.

It is an arithmetic number, because the mean of its divisors is an integer number (13106372187762).

Almost surely, 2^{102220202101123} is an apocalyptic number.

102220202101123 is a deficient number, since it is larger than the sum of its proper divisors (2630775400973).

102220202101123 is an equidigital number, since it uses as much as digits as its factorization.

102220202101123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3276184325.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 102220202101123 its reverse (321101202022201), we get a palindrome (423321404123324).

The spelling of 102220202101123 in words is "one hundred two trillion, two hundred twenty billion, two hundred two million, one hundred one thousand, one hundred twenty-three".