33421123021412 has 24 divisors (see below), whose sum is σ = 67330145656704. Its totient is φ = 14218788520512.

The previous prime is 33421123021381. The next prime is 33421123021469. The reversal of 33421123021412 is 21412032112433.

It is a happy number.

It is a super-2 number, since 2×33421123021412² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4356242648 + ... + 4356250319.

It is an arithmetic number, because the mean of its divisors is an integer number (2805422735696).

Almost surely, 2^{33421123021412} is an apocalyptic number.

It is an amenable number.

33421123021412 is an abundant number, since it is smaller than the sum of its proper divisors (33909022635292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33421123021412 is a wasteful number, since it uses less digits than its factorization.

33421123021412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8712493115 (or 8712493113 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 33421123021412 its reverse (21412032112433), we get a palindrome (54833155133845).

The spelling of 33421123021412 in words is "thirty-three trillion, four hundred twenty-one billion, one hundred twenty-three million, twenty-one thousand, four hundred twelve".