1022022200121 has 16 divisors (see below), whose sum is σ = 1468053048000. Its totient is φ = 628707885120.

The previous prime is 1022022200027. The next prime is 1022022200179. The reversal of 1022022200121 is 1210022202201.

It is not a de Polignac number, because 1022022200121 - 2¹⁰ = 1022022199097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1022022200121.

It is not an unprimeable number, because it can be changed into a prime (1022022300121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4659195 + ... + 4873616.

It is an arithmetic number, because the mean of its divisors is an integer number (91753315500).

Almost surely, 2^{1022022200121} is an apocalyptic number.

It is an amenable number.

1022022200121 is a deficient number, since it is larger than the sum of its proper divisors (446030847879).

1022022200121 is a wasteful number, since it uses less digits than its factorization.

1022022200121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9535576.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1022022200121 its reverse (1210022202201), we get a palindrome (2232044402322).

The spelling of 1022022200121 in words is "one trillion, twenty-two billion, twenty-two million, two hundred thousand, one hundred twenty-one".