2133212101111 has 96 divisors (see below), whose sum is σ = 2757152563200. Its totient is φ = 1635091847424.

The previous prime is 2133212101103. The next prime is 2133212101127. The reversal of 2133212101111 is 1111012123312.

It is not a de Polignac number, because 2133212101111 - 2³ = 2133212101103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133212101411) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1637153686 + ... + 1637154988.

It is an arithmetic number, because the mean of its divisors is an integer number (28720339200).

Almost surely, 2^{2133212101111} is an apocalyptic number.

2133212101111 is a deficient number, since it is larger than the sum of its proper divisors (623940462089).

2133212101111 is a wasteful number, since it uses less digits than its factorization.

2133212101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893 (or 1886 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 2133212101111 its reverse (1111012123312), we get a palindrome (3244224224423).

The spelling of 2133212101111 in words is "two trillion, one hundred thirty-three billion, two hundred twelve million, one hundred one thousand, one hundred eleven".