2121444333134 has 8 divisors (see below), whose sum is σ = 3636761713968. Its totient is φ = 909190428480.

The previous prime is 2121444333131. The next prime is 2121444333139. The reversal of 2121444333134 is 4313334441212.

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

It is a junction number, because it is equal to n+sod(n) for n = 2121444333094 and 2121444333103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121444333131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75765869027 + ... + 75765869054.

It is an arithmetic number, because the mean of its divisors is an integer number (454595214246).

Almost surely, 2^{2121444333134} is an apocalyptic number.

2121444333134 is a deficient number, since it is larger than the sum of its proper divisors (1515317380834).

2121444333134 is a wasteful number, since it uses less digits than its factorization.

2121444333134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151531738090.

The product of its digits is 82944, while the sum is 35.

Adding to 2121444333134 its reverse (4313334441212), we get a palindrome (6434778774346).

The spelling of 2121444333134 in words is "two trillion, one hundred twenty-one billion, four hundred forty-four million, three hundred thirty-three thousand, one hundred thirty-four".