101200020222 has 64 divisors (see below), whose sum is σ = 245694228480. Its totient is φ = 27127543296.

The previous prime is 101200020109. The next prime is 101200020241. The reversal of 101200020222 is 222020002101.

It is a junction number, because it is equal to n+sod(n) for n = 101200020198 and 101200020207.

It is a congruent number.

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, 2779 + ... + 449897.

It is an arithmetic number, because the mean of its divisors is an integer number (3838972320).

Almost surely, 2^101200020222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101200020222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122847114240).

101200020222 is an abundant number, since it is smaller than the sum of its proper divisors (144494208258).

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

101200020222 is a wasteful number, since it uses less digits than its factorization.

101200020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447465.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 101200020222 its reverse (222020002101), we get a palindrome (323220022323).

The spelling of 101200020222 in words is "one hundred one billion, two hundred million, twenty thousand, two hundred twenty-two".