2001011001122 has 32 divisors (see below), whose sum is σ = 3455295231360. Its totient is φ = 851329595520.

The previous prime is 2001011001091. The next prime is 2001011001161. The reversal of 2001011001122 is 2211001101002.

It is a super-2 number, since 2×2001011001122² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24948548 + ... + 25028624.

It is an arithmetic number, because the mean of its divisors is an integer number (107977975980).

Almost surely, 2^{2001011001122} is an apocalyptic number.

2001011001122 is a deficient number, since it is larger than the sum of its proper divisors (1454284230238).

2001011001122 is a wasteful number, since it uses less digits than its factorization.

2001011001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93066.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2001011001122 its reverse (2211001101002), we get a palindrome (4212012102124).

The spelling of 2001011001122 in words is "two trillion, one billion, eleven million, one thousand, one hundred twenty-two".