2011011001444 has 24 divisors (see below), whose sum is σ = 3602641287168. Its totient is φ = 981704771040.

The previous prime is 2011011001429. The next prime is 2011011001457. The reversal of 2011011001444 is 4441001101102.

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 7 ways as a sum of consecutive naturals, for example, 2074852 + ... + 2885659.

It is an arithmetic number, because the mean of its divisors is an integer number (150110053632).

Almost surely, 2^{2011011001444} is an apocalyptic number.

It is an amenable number.

2011011001444 is a deficient number, since it is larger than the sum of its proper divisors (1591630285724).

2011011001444 is a wasteful number, since it uses less digits than its factorization.

2011011001444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4962915 (or 4962913 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 2011011001444 its reverse (4441001101102), we get a palindrome (6452012102546).

The spelling of 2011011001444 in words is "two trillion, eleven billion, eleven million, one thousand, four hundred forty-four".