1001222110010 has 32 divisors (see below), whose sum is σ = 1828033544592. Its totient is φ = 394754895360.

The previous prime is 1001222109997. The next prime is 1001222110019. The reversal of 1001222110010 is 100112221001.

It can be written as a sum of positive squares in 8 ways, for example, as 511220710009 + 490001400001 = 714997^2 + 700001^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1001222109973 and 1001222110000.

It is not an unprimeable number, because it can be changed into a prime (1001222110019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736400 + ... + 1595220.

Almost surely, 2^{1001222110010} is an apocalyptic number.

1001222110010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001222110010 is a deficient number, since it is larger than the sum of its proper divisors (826811434582).

1001222110010 is a wasteful number, since it uses less digits than its factorization.

1001222110010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860498.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1001222110010 its reverse (100112221001), we get a palindrome (1101334331011).

The spelling of 1001222110010 in words is "one trillion, one billion, two hundred twenty-two million, one hundred ten thousand, ten".