102210200222020 has 96 divisors (see below), whose sum is σ = 238132183564800. Its totient is φ = 36536645107200.

The previous prime is 102210200221999. The next prime is 102210200222051. The reversal of 102210200222020 is 20222002012201.

It is a junction number, because it is equal to n+sod(n) for n = 102210200221985 and 102210200222003.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20706501 + ... + 25163059.

It is an arithmetic number, because the mean of its divisors is an integer number (2480543578800).

Almost surely, 2^{102210200222020} is an apocalyptic number.

102210200222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102210200222020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119066091782400).

102210200222020 is an abundant number, since it is smaller than the sum of its proper divisors (135921983342780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102210200222020 is a wasteful number, since it uses less digits than its factorization.

102210200222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4458349 (or 4458347 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 102210200222020 its reverse (20222002012201), we get a palindrome (122432202234221).

The spelling of 102210200222020 in words is "one hundred two trillion, two hundred ten billion, two hundred million, two hundred twenty-two thousand, twenty".