1000021020022 has 32 divisors (see below), whose sum is σ = 1525213254240. Its totient is φ = 491644961280.

The previous prime is 1000021020001. The next prime is 1000021020041. The reversal of 1000021020022 is 2200201200001.

It is a junction number, because it is equal to n+sod(n) for n = 1000021019990 and 1000021020008.

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, 203709304 + ... + 203714212.

It is an arithmetic number, because the mean of its divisors is an integer number (47662914195).

Almost surely, 2^{1000021020022} is an apocalyptic number.

1000021020022 is a deficient number, since it is larger than the sum of its proper divisors (525192234218).

1000021020022 is a wasteful number, since it uses less digits than its factorization.

1000021020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7456.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 1000021020022 its reverse (2200201200001), we get a palindrome (3200222220023).

The spelling of 1000021020022 in words is "one trillion, twenty-one million, twenty thousand, twenty-two".