10221122021002 has 8 divisors (see below), whose sum is σ = 15364940479812. Its totient is φ = 5099475194400.

The previous prime is 10221122020999. The next prime is 10221122021003. The reversal of 10221122021002 is 20012022112201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8197049576401 + 2024072444601 = 2863049^2 + 1422699^2 .

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

It is a super-3 number, since 3×10221122021002³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (10221122021003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5542906899 + ... + 5542908742.

Almost surely, 2^{10221122021002} is an apocalyptic number.

10221122021002 is a deficient number, since it is larger than the sum of its proper divisors (5143818458810).

10221122021002 is a wasteful number, since it uses less digits than its factorization.

10221122021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11085816104.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10221122021002 its reverse (20012022112201), we get a palindrome (30233144133203).

The spelling of 10221122021002 in words is "ten trillion, two hundred twenty-one billion, one hundred twenty-two million, twenty-one thousand, two".