20210010001022 has 4 divisors (see below), whose sum is σ = 30315015001536. Its totient is φ = 10105005000510.

The previous prime is 20210010001007. The next prime is 20210010001031. The reversal of 20210010001022 is 22010001001202.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 20210010000994 and 20210010001012.

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 as a sum of consecutive naturals, namely, 5052502500254 + ... + 5052502500257.

It is an arithmetic number, because the mean of its divisors is an integer number (7578753750384).

Almost surely, 2^{20210010001022} is an apocalyptic number.

20210010001022 is a deficient number, since it is larger than the sum of its proper divisors (10105005000514).

20210010001022 is a wasteful number, since it uses less digits than its factorization.

20210010001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10105005000513.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20210010001022 its reverse (22010001001202), we get a palindrome (42220011002224).

The spelling of 20210010001022 in words is "twenty trillion, two hundred ten billion, ten million, one thousand, twenty-two".