2121334343432 has 48 divisors (see below), whose sum is σ = 4078351134000. Its totient is φ = 1034423660256.

The previous prime is 2121334343407. The next prime is 2121334343507. The reversal of 2121334343432 is 2343434331212.

It is a junction number, because it is equal to n+sod(n) for n = 2121334343392 and 2121334343401.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9639119 + ... + 9856737.

It is an arithmetic number, because the mean of its divisors is an integer number (84965648625).

Almost surely, 2^{2121334343432} is an apocalyptic number.

It is an amenable number.

2121334343432 is a deficient number, since it is larger than the sum of its proper divisors (1957016790568).

2121334343432 is a wasteful number, since it uses less digits than its factorization.

2121334343432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218370 (or 218323 counting only the distinct ones).

The product of its digits is 124416, while the sum is 35.

Adding to 2121334343432 its reverse (2343434331212), we get a palindrome (4464768674644).

The spelling of 2121334343432 in words is "two trillion, one hundred twenty-one billion, three hundred thirty-four million, three hundred forty-three thousand, four hundred thirty-two".