101022433220 has 48 divisors (see below), whose sum is σ = 219532647600. Its totient is φ = 39003095040.

The previous prime is 101022433217. The next prime is 101022433289. The reversal of 101022433220 is 22334220101.

It can be written as a sum of positive squares in 8 ways, for example, as 5169034816 + 95853398404 = 71896^2 + 309602^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 101022433192 and 101022433201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1904660 + ... + 1956980.

It is an arithmetic number, because the mean of its divisors is an integer number (4573596825).

Almost surely, 2^101022433220 is an apocalyptic number.

101022433220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101022433220 is an abundant number, since it is smaller than the sum of its proper divisors (118510214380).

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

101022433220 is a wasteful number, since it uses less digits than its factorization.

101022433220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55688 (or 55686 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 101022433220 its reverse (22334220101), we get a palindrome (123356653321).

The spelling of 101022433220 in words is "one hundred one billion, twenty-two million, four hundred thirty-three thousand, two hundred twenty".