1002010221222 has 64 divisors (see below), whose sum is σ = 2097786193920. Its totient is φ = 318682425600.

The previous prime is 1002010221203. The next prime is 1002010221227. The reversal of 1002010221222 is 2221220102001.

It is a super-2 number, since 2×1002010221222² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002010221227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40871104 + ... + 40895612.

It is an arithmetic number, because the mean of its divisors is an integer number (32777909280).

Almost surely, 2^{1002010221222} is an apocalyptic number.

1002010221222 is an abundant number, since it is smaller than the sum of its proper divisors (1095775972698).

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

1002010221222 is a wasteful number, since it uses less digits than its factorization.

1002010221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27629.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1002010221222 its reverse (2221220102001), we get a palindrome (3223230323223).

The spelling of 1002010221222 in words is "one trillion, two billion, ten million, two hundred twenty-one thousand, two hundred twenty-two".