2133000012021 has 16 divisors (see below), whose sum is σ = 2851443948864. Its totient is φ = 1418280349824.

The previous prime is 2133000012007. The next prime is 2133000012023. The reversal of 2133000012021 is 1202100003312.

It is not a de Polignac number, because 2133000012021 - 2⁹ = 2133000011509 is a prime.

It is a super-2 number, since 2×2133000012021² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133000012023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3430305 + ... + 4004121.

It is an arithmetic number, because the mean of its divisors is an integer number (178215246804).

Almost surely, 2^{2133000012021} is an apocalyptic number.

It is an amenable number.

2133000012021 is a deficient number, since it is larger than the sum of its proper divisors (718443936843).

2133000012021 is a wasteful number, since it uses less digits than its factorization.

2133000012021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577060.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 2133000012021 its reverse (1202100003312), we get a palindrome (3335100015333).

The spelling of 2133000012021 in words is "two trillion, one hundred thirty-three billion, twelve thousand, twenty-one".