2121132213033 has 4 divisors (see below), whose sum is σ = 2828176284048. Its totient is φ = 1414088142020.

The previous prime is 2121132213029. The next prime is 2121132213097. The reversal of 2121132213033 is 3303122311212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2121132213033 - 2² = 2121132213029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2121132212994 and 2121132213012.

It is not an unprimeable number, because it can be changed into a prime (2121132213433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353522035503 + ... + 353522035508.

It is an arithmetic number, because the mean of its divisors is an integer number (707044071012).

Almost surely, 2^{2121132213033} is an apocalyptic number.

It is an amenable number.

2121132213033 is a deficient number, since it is larger than the sum of its proper divisors (707044071015).

2121132213033 is an equidigital number, since it uses as much as digits as its factorization.

2121132213033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707044071014.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 2121132213033 its reverse (3303122311212), we get a palindrome (5424254524245).

The spelling of 2121132213033 in words is "two trillion, one hundred twenty-one billion, one hundred thirty-two million, two hundred thirteen thousand, thirty-three".