1001001210222 has 64 divisors (see below), whose sum is σ = 2160945400320. Its totient is φ = 307295109504.

The previous prime is 1001001210221. The next prime is 1001001210239. The reversal of 1001001210222 is 2220121001001.

It is a junction number, because it is equal to n+sod(n) for n = 1001001210198 and 1001001210207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001001210221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62857153 + ... + 62873075.

It is an arithmetic number, because the mean of its divisors is an integer number (33764771880).

Almost surely, 2^{1001001210222} is an apocalyptic number.

1001001210222 is an abundant number, since it is smaller than the sum of its proper divisors (1159944190098).

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

1001001210222 is a wasteful number, since it uses less digits than its factorization.

1001001210222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17737.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1001001210222 its reverse (2220121001001), we get a palindrome (3221122211223).

The spelling of 1001001210222 in words is "one trillion, one billion, one million, two hundred ten thousand, two hundred twenty-two".