2111002001101 has 16 divisors (see below), whose sum is σ = 2539746316800. Its totient is φ = 1714065463728.

The previous prime is 2111002001029. The next prime is 2111002001111. The reversal of 2111002001101 is 1011002001112.

It is a cyclic number.

It is not a de Polignac number, because 2111002001101 - 2⁷ = 2111002000973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111002001111) 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, 1147770 + ... + 2353588.

It is an arithmetic number, because the mean of its divisors is an integer number (158734144800).

Almost surely, 2^{2111002001101} is an apocalyptic number.

It is an amenable number.

2111002001101 is a deficient number, since it is larger than the sum of its proper divisors (428744315699).

2111002001101 is a wasteful number, since it uses less digits than its factorization.

2111002001101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219008.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 2111002001101 its reverse (1011002001112), we get a palindrome (3122004002213).

The spelling of 2111002001101 in words is "two trillion, one hundred eleven billion, two million, one thousand, one hundred one".