2111001201101 has 16 divisors (see below), whose sum is σ = 2283427298880. Its totient is φ = 1940016288000.

The previous prime is 2111001201083. The next prime is 2111001201103. The reversal of 2111001201101 is 1011021001112.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2111001201101 is a prime.

It is a super-2 number, since 2×2111001201101² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111001201103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7493861 + ... + 7770453.

It is an arithmetic number, because the mean of its divisors is an integer number (142714206180).

Almost surely, 2^{2111001201101} is an apocalyptic number.

It is an amenable number.

2111001201101 is a deficient number, since it is larger than the sum of its proper divisors (172426097779).

2111001201101 is a wasteful number, since it uses less digits than its factorization.

2111001201101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279196.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 2111001201101 its reverse (1011021001112), we get a palindrome (3122022202213).

The spelling of 2111001201101 in words is "two trillion, one hundred eleven billion, one million, two hundred one thousand, one hundred one".