1022121110002 has 8 divisors (see below), whose sum is σ = 1533192398316. Its totient is φ = 511056977232.

The previous prime is 1022121109987. The next prime is 1022121110053. The reversal of 1022121110002 is 2000111212201.

It can be written as a sum of positive squares in 2 ways, for example, as 1022038099681 + 83010321 = 1010959^2 + 9111^2 .

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

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, 1416253 + ... + 2012464.

Almost surely, 2^{1022121110002} is an apocalyptic number.

1022121110002 is a deficient number, since it is larger than the sum of its proper divisors (511071288314).

1022121110002 is a wasteful number, since it uses less digits than its factorization.

1022121110002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3577772.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1022121110002 its reverse (2000111212201), we get a palindrome (3022232322203).

The spelling of 1022121110002 in words is "one trillion, twenty-two billion, one hundred twenty-one million, one hundred ten thousand, two".