1022122120201 has 16 divisors (see below), whose sum is σ = 1258103476224. Its totient is φ = 808643208384.

The previous prime is 1022122120171. The next prime is 1022122120213. The reversal of 1022122120201 is 1020212212201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1022122120201 - 2¹¹ = 1022122118153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1022122120001) 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, 611355 + ... + 1554991.

It is an arithmetic number, because the mean of its divisors is an integer number (78631467264).

Almost surely, 2^{1022122120201} is an apocalyptic number.

It is an amenable number.

1022122120201 is a deficient number, since it is larger than the sum of its proper divisors (235981356023).

1022122120201 is a wasteful number, since it uses less digits than its factorization.

1022122120201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955560.

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

Adding to 1022122120201 its reverse (1020212212201), we get a palindrome (2042334332402).

The spelling of 1022122120201 in words is "one trillion, twenty-two billion, one hundred twenty-two million, one hundred twenty thousand, two hundred one".