2002210001022 has 128 divisors (see below), whose sum is σ = 5285669437440. Its totient is φ = 489835002240.

The previous prime is 2002210000963. The next prime is 2002210001023. The reversal of 2002210001022 is 2201000122002.

It is a junction number, because it is equal to n+sod(n) for n = 2002210000989 and 2002210001007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002210001023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 859363 + ... + 2177825.

It is an arithmetic number, because the mean of its divisors is an integer number (41294292480).

Almost surely, 2^{2002210001022} is an apocalyptic number.

2002210001022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2002210001022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2642834718720).

2002210001022 is an abundant number, since it is smaller than the sum of its proper divisors (3283459436418).

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

2002210001022 is a wasteful number, since it uses less digits than its factorization.

2002210001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318678.

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

Adding to 2002210001022 its reverse (2201000122002), we get a palindrome (4203210123024).

The spelling of 2002210001022 in words is "two trillion, two billion, two hundred ten million, one thousand, twenty-two".