2001030222112 has 24 divisors (see below), whose sum is σ = 3941118849276. Its totient is φ = 1000111149312.

The previous prime is 2001030222097. The next prime is 2001030222187. The reversal of 2001030222112 is 2112220301002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1749471800976 + 251558421136 = 1322676^2 + 501556^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12543303 + ... + 12701830.

Almost surely, 2^{2001030222112} is an apocalyptic number.

It is an amenable number.

2001030222112 is a deficient number, since it is larger than the sum of its proper divisors (1940088627164).

2001030222112 is a wasteful number, since it uses less digits than its factorization.

2001030222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25247620 (or 25247612 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2001030222112 its reverse (2112220301002), we get a palindrome (4113250523114).

The spelling of 2001030222112 in words is "two trillion, one billion, thirty million, two hundred twenty-two thousand, one hundred twelve".