2003122312122 has 16 divisors (see below), whose sum is σ = 4006648232640. Its totient is φ = 667640169312.

The previous prime is 2003122312099. The next prime is 2003122312123. The reversal of 2003122312122 is 2212132213002.

It is not an unprimeable number, because it can be changed into a prime (2003122312123) 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, 16752478 + ... + 16871625.

It is an arithmetic number, because the mean of its divisors is an integer number (250415514540).

Almost surely, 2^{2003122312122} is an apocalyptic number.

2003122312122 is an abundant number, since it is smaller than the sum of its proper divisors (2003525920518).

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

2003122312122 is a wasteful number, since it uses less digits than its factorization.

2003122312122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33634037.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2003122312122 its reverse (2212132213002), we get a palindrome (4215254525124).

The spelling of 2003122312122 in words is "two trillion, three billion, one hundred twenty-two million, three hundred twelve thousand, one hundred twenty-two".