1000102221222 has 32 divisors (see below), whose sum is σ = 2158718811648. Its totient is φ = 307059119136.

The previous prime is 1000102221203. The next prime is 1000102221229. The reversal of 1000102221222 is 2221222010001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000102221229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13810348 + ... + 13882575.

It is an arithmetic number, because the mean of its divisors is an integer number (67459962864).

Almost surely, 2^{1000102221222} is an apocalyptic number.

1000102221222 is an abundant number, since it is smaller than the sum of its proper divisors (1158616590426).

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

1000102221222 is a wasteful number, since it uses less digits than its factorization.

1000102221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27693404.

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

Adding to 1000102221222 its reverse (2221222010001), we get a palindrome (3221324231223).

It can be divided in two parts, 100010 and 2221222, that added together give a palindrome (2321232).

The spelling of 1000102221222 in words is "one trillion, one hundred two million, two hundred twenty-one thousand, two hundred twenty-two".