210221001001022 has 32 divisors (see below), whose sum is σ = 359185796219520. Its totient is φ = 91397757414880.

The previous prime is 210221001001019. The next prime is 210221001001079. The reversal of 210221001001022 is 220100100122012.

It is a junction number, because it is equal to n+sod(n) for n = 210221001000988 and 210221001001006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1539651368 + ... + 1539787899.

It is an arithmetic number, because the mean of its divisors is an integer number (11224556131860).

Almost surely, 2^{210221001001022} is an apocalyptic number.

210221001001022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210221001001022 is a deficient number, since it is larger than the sum of its proper divisors (148964795218498).

210221001001022 is a wasteful number, since it uses less digits than its factorization.

210221001001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3079439416.

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

Adding to 210221001001022 its reverse (220100100122012), we get a palindrome (430321101123034).

The spelling of 210221001001022 in words is "two hundred ten trillion, two hundred twenty-one billion, one million, one thousand, twenty-two".