12021003402334 has 32 divisors (see below), whose sum is σ = 18238243709952. Its totient is φ = 5941959000000.

The previous prime is 12021003402313. The next prime is 12021003402407. The reversal of 12021003402334 is 43320430012021.

It is a junction number, because it is equal to n+sod(n) for n = 12021003402299 and 12021003402308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 904440229 + ... + 904453519.

It is an arithmetic number, because the mean of its divisors is an integer number (569945115936).

Almost surely, 2^{12021003402334} is an apocalyptic number.

12021003402334 is a deficient number, since it is larger than the sum of its proper divisors (6217240307618).

12021003402334 is a wasteful number, since it uses less digits than its factorization.

12021003402334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26832.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 12021003402334 its reverse (43320430012021), we get a palindrome (55341433414355).

The spelling of 12021003402334 in words is "twelve trillion, twenty-one billion, three million, four hundred two thousand, three hundred thirty-four".