201221121201122 has 8 divisors (see below), whose sum is σ = 329270925601872. Its totient is φ = 91464146000500.

The previous prime is 201221121201091. The next prime is 201221121201137. The reversal of 201221121201122 is 221102121122102.

201221121201122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 201221121201094 and 201221121201103.

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, 4573207300004 + ... + 4573207300047.

It is an arithmetic number, because the mean of its divisors is an integer number (41158865700234).

Almost surely, 2^{201221121201122} is an apocalyptic number.

201221121201122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201221121201122 is a deficient number, since it is larger than the sum of its proper divisors (128049804400750).

201221121201122 is a wasteful number, since it uses less digits than its factorization.

201221121201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9146414600064.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 201221121201122 its reverse (221102121122102), we get a palindrome (422323242323224).

The spelling of 201221121201122 in words is "two hundred one trillion, two hundred twenty-one billion, one hundred twenty-one million, two hundred one thousand, one hundred twenty-two".