20000123332122 has 64 divisors (see below), whose sum is σ = 42604956471168. Its totient is φ = 6237280512000.

The previous prime is 20000123332103. The next prime is 20000123332177. The reversal of 20000123332122 is 22123332100002.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44287222 + ... + 44736542.

It is an arithmetic number, because the mean of its divisors is an integer number (665702444862).

Almost surely, 2^{20000123332122} is an apocalyptic number.

20000123332122 is an abundant number, since it is smaller than the sum of its proper divisors (22604833139046).

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

20000123332122 is a wasteful number, since it uses less digits than its factorization.

20000123332122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451935.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20000123332122 its reverse (22123332100002), we get a palindrome (42123455432124).

The spelling of 20000123332122 in words is "twenty trillion, one hundred twenty-three million, three hundred thirty-two thousand, one hundred twenty-two".