202201120221121 has 16 divisors (see below), whose sum is σ = 231247846028160. Its totient is φ = 173194612179840.

The previous prime is 202201120221119. The next prime is 202201120221131. The reversal of 202201120221121 is 121122021102202.

It is a cyclic number.

It is not a de Polignac number, because 202201120221121 - 2¹ = 202201120221119 is a prime.

It is a super-3 number, since 3×202201120221121³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202201120221131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 576426835 + ... + 576777511.

It is an arithmetic number, because the mean of its divisors is an integer number (14452990376760).

Almost surely, 2^{202201120221121} is an apocalyptic number.

It is an amenable number.

202201120221121 is a deficient number, since it is larger than the sum of its proper divisors (29046725807039).

202201120221121 is a wasteful number, since it uses less digits than its factorization.

202201120221121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407784.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 202201120221121 its reverse (121122021102202), we get a palindrome (323323141323323).

The spelling of 202201120221121 in words is "two hundred two trillion, two hundred one billion, one hundred twenty million, two hundred twenty-one thousand, one hundred twenty-one".