2011202203122 has 64 divisors (see below), whose sum is σ = 5144562124800. Its totient is φ = 570495162960.

The previous prime is 2011202203079. The next prime is 2011202203123. The reversal of 2011202203122 is 2213022021102.

2011202203122 is a `hidden beast` number, since 20 + 112 + 0 + 220 + 312 + 2 = 666.

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 = 2011202203095 and 2011202203104.

It is not an unprimeable number, because it can be changed into a prime (2011202203123) 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 31 ways as a sum of consecutive naturals, for example, 19086454 + ... + 19191537.

It is an arithmetic number, because the mean of its divisors is an integer number (80383783200).

Almost surely, 2^{2011202203122} is an apocalyptic number.

2011202203122 is an abundant number, since it is smaller than the sum of its proper divisors (3133359921678).

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

2011202203122 is a wasteful number, since it uses less digits than its factorization.

2011202203122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38278148 (or 38278142 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 2011202203122 its reverse (2213022021102), we get a palindrome (4224224224224).

The spelling of 2011202203122 in words is "two trillion, eleven billion, two hundred two million, two hundred three thousand, one hundred twenty-two".