1001001211022 has 16 divisors (see below), whose sum is σ = 1505944299600. Its totient is φ = 499021729920.

The previous prime is 1001001210983. The next prime is 1001001211037. The reversal of 1001001211022 is 2201121001001.

It is a junction number, because it is equal to n+sod(n) for n = 1001001210994 and 1001001211012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 539897 + ... + 1514427.

It is an arithmetic number, because the mean of its divisors is an integer number (94121518725).

Almost surely, 2^{1001001211022} is an apocalyptic number.

1001001211022 is a deficient number, since it is larger than the sum of its proper divisors (504943088578).

1001001211022 is a wasteful number, since it uses less digits than its factorization.

1001001211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976051.

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

Adding to 1001001211022 its reverse (2201121001001), we get a palindrome (3202122212023).

The spelling of 1001001211022 in words is "one trillion, one billion, one million, two hundred eleven thousand, twenty-two".