201120111022122 has 48 divisors (see below), whose sum is σ = 436498312348800. Its totient is φ = 66926492938656.

The previous prime is 201120111022099. The next prime is 201120111022123. The reversal of 201120111022122 is 221220111021102.

201120111022122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201120111022095 and 201120111022104.

It is not an unprimeable number, because it can be changed into a prime (201120111022123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 494183643 + ... + 494590449.

It is an arithmetic number, because the mean of its divisors is an integer number (9093714840600).

Almost surely, 2^{201120111022122} is an apocalyptic number.

201120111022122 is an abundant number, since it is smaller than the sum of its proper divisors (235378201326678).

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

201120111022122 is a wasteful number, since it uses less digits than its factorization.

201120111022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453267 (or 453264 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 201120111022122 its reverse (221220111021102), we get a palindrome (422340222043224).

The spelling of 201120111022122 in words is "two hundred one trillion, one hundred twenty billion, one hundred eleven million, twenty-two thousand, one hundred twenty-two".