2001001010122 has 16 divisors (see below), whose sum is σ = 3213025711200. Its totient is φ = 931777454160.

The previous prime is 2001001010117. The next prime is 2001001010227. The reversal of 2001001010122 is 2210101001002.

It is a junction number, because it is equal to n+sod(n) for n = 2001001010099 and 2001001010108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446251329 + ... + 446255812.

It is an arithmetic number, because the mean of its divisors is an integer number (200814106950).

Almost surely, 2^{2001001010122} is an apocalyptic number.

2001001010122 is a deficient number, since it is larger than the sum of its proper divisors (1212024701078).

2001001010122 is a wasteful number, since it uses less digits than its factorization.

2001001010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892507221.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2001001010122 its reverse (2210101001002), we get a palindrome (4211102011124).

The spelling of 2001001010122 in words is "two trillion, one billion, one million, ten thousand, one hundred twenty-two".