1002010021222 has 16 divisors (see below), whose sum is σ = 1808138384640. Its totient is φ = 406831136328.

The previous prime is 1002010021183. The next prime is 1002010021223. The reversal of 1002010021222 is 2221200102001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002010021223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1883477218 + ... + 1883477749.

It is an arithmetic number, because the mean of its divisors is an integer number (113008649040).

Almost surely, 2^{1002010021222} is an apocalyptic number.

1002010021222 is a deficient number, since it is larger than the sum of its proper divisors (806128363418).

1002010021222 is a wasteful number, since it uses less digits than its factorization.

1002010021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3766954995.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1002010021222 its reverse (2221200102001), we get a palindrome (3223210123223).

The spelling of 1002010021222 in words is "one trillion, two billion, ten million, twenty-one thousand, two hundred twenty-two".