201120222121122 has 16 divisors (see below), whose sum is σ = 402247221584832. Its totient is φ = 67038944483280.

The previous prime is 201120222121079. The next prime is 201120222121129. The reversal of 201120222121122 is 221121222021102.

It is not an unprimeable number, because it can be changed into a prime (201120222121129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282003454 + ... + 282715737.

It is an arithmetic number, because the mean of its divisors is an integer number (25140451349052).

Almost surely, 2^{201120222121122} is an apocalyptic number.

201120222121122 is an abundant number, since it is smaller than the sum of its proper divisors (201126999463710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201120222121122 is a wasteful number, since it uses less digits than its factorization.

201120222121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564778553.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 201120222121122 its reverse (221121222021102), we get a palindrome (422241444142224).

The spelling of 201120222121122 in words is "two hundred one trillion, one hundred twenty billion, two hundred twenty-two million, one hundred twenty-one thousand, one hundred twenty-two".