10101201022220 has 192 divisors, whose sum is σ = 27600438362112. Its totient is φ = 3011123808000.

The previous prime is 10101201022219. The next prime is 10101201022267. The reversal of 10101201022220 is 2222010210101.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 10101201022195 and 10101201022204.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 341115215 + ... + 341144825.

It is an arithmetic number, because the mean of its divisors is an integer number (143752283136).

Almost surely, 2^{10101201022220} is an apocalyptic number.

10101201022220 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 10101201022220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13800219181056).

10101201022220 is an abundant number, since it is smaller than the sum of its proper divisors (17499237339892).

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

10101201022220 is a wasteful number, since it uses less digits than its factorization.

10101201022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39292 (or 39290 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10101201022220 its reverse (2222010210101), we get a palindrome (12323211232321).

The spelling of 10101201022220 in words is "ten trillion, one hundred one billion, two hundred one million, twenty-two thousand, two hundred twenty".