2100212201101 has 8 divisors (see below), whose sum is σ = 2400252047424. Its totient is φ = 1800174737760.

The previous prime is 2100212201099. The next prime is 2100212201123. The reversal of 2100212201101 is 1011022120012.

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

It is not a de Polignac number, because 2100212201101 - 2¹ = 2100212201099 is a prime.

It is a super-2 number, since 2×2100212201101² (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 (2100212201401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2115366 + ... + 2945368.

It is an arithmetic number, because the mean of its divisors is an integer number (300031505928).

Almost surely, 2^{2100212201101} is an apocalyptic number.

It is an amenable number.

2100212201101 is a deficient number, since it is larger than the sum of its proper divisors (300039846323).

2100212201101 is an equidigital number, since it uses as much as digits as its factorization.

2100212201101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191491.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2100212201101 its reverse (1011022120012), we get a palindrome (3111234321113).

The spelling of 2100212201101 in words is "two trillion, one hundred billion, two hundred twelve million, two hundred one thousand, one hundred one".