10101001001022 has 96 divisors (see below), whose sum is σ = 22788881388000. Its totient is φ = 3353256206208.

The previous prime is 10101001001017. The next prime is 10101001001107. The reversal of 10101001001022 is 22010010010101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10101001000995 and 10101001001013.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 140574088 + ... + 140645924.

It is an arithmetic number, because the mean of its divisors is an integer number (237384181125).

Almost surely, 2^{10101001001022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10101001001022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11394440694000).

10101001001022 is an abundant number, since it is smaller than the sum of its proper divisors (12687880386978).

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

10101001001022 is an equidigital number, since it uses as much as digits as its factorization.

10101001001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73032 (or 73020 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 10101001001022 its reverse (22010010010101), we get a palindrome (32111011011123).

The spelling of 10101001001022 in words is "ten trillion, one hundred one billion, one million, one thousand, twenty-two".