1021001110022 has 8 divisors (see below), whose sum is σ = 1538369386176. Its totient is φ = 508211314632.

The previous prime is 1021001109971. The next prime is 1021001110037. The reversal of 1021001110022 is 2200111001201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1021001110022² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1021001109985 and 1021001110012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1144619633 + ... + 1144620524.

It is an arithmetic number, because the mean of its divisors is an integer number (192296173272).

Almost surely, 2^{1021001110022} is an apocalyptic number.

1021001110022 is a deficient number, since it is larger than the sum of its proper divisors (517368276154).

1021001110022 is a wasteful number, since it uses less digits than its factorization.

1021001110022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2289240382.

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

Adding to 1021001110022 its reverse (2200111001201), we get a palindrome (3221112111223).

The spelling of 1021001110022 in words is "one trillion, twenty-one billion, one million, one hundred ten thousand, twenty-two".