2133121053111 has 16 divisors (see below), whose sum is σ = 2873952407040. Its totient is φ = 1407206141280.

The previous prime is 2133121053103. The next prime is 2133121053113. The reversal of 2133121053111 is 1113501213312.

It is not a de Polignac number, because 2133121053111 - 2³ = 2133121053103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133121053113) 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, 2209300 + ... + 3024441.

It is an arithmetic number, because the mean of its divisors is an integer number (179622025440).

Almost surely, 2^{2133121053111} is an apocalyptic number.

2133121053111 is a deficient number, since it is larger than the sum of its proper divisors (740831353929).

2133121053111 is a wasteful number, since it uses less digits than its factorization.

2133121053111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5235166.

The product of its (nonzero) digits is 540, while the sum is 24.

Adding to 2133121053111 its reverse (1113501213312), we get a palindrome (3246622266423).

The spelling of 2133121053111 in words is "two trillion, one hundred thirty-three billion, one hundred twenty-one million, fifty-three thousand, one hundred eleven".