2011021022001 has 8 divisors (see below), whose sum is σ = 2767856890624. Its totient is φ = 1297432917360.

The previous prime is 2011021021991. The next prime is 2011021022009. The reversal of 2011021022001 is 1002201201102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2011021022001 - 2⁵ = 2011021021969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011021022009) by changing a digit.

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, 10811940886 + ... + 10811941071.

It is an arithmetic number, because the mean of its divisors is an integer number (345982111328).

Almost surely, 2^{2011021022001} is an apocalyptic number.

It is an amenable number.

2011021022001 is a deficient number, since it is larger than the sum of its proper divisors (756835868623).

2011021022001 is a wasteful number, since it uses less digits than its factorization.

2011021022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21623881991.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2011021022001 its reverse (1002201201102), we get a palindrome (3013222223103).

The spelling of 2011021022001 in words is "two trillion, eleven billion, twenty-one million, twenty-two thousand, one".