33331121421000 has 256 divisors, whose sum is σ = 114724099526400. Its totient is φ = 8004471552000.

The previous prime is 33331121420939. The next prime is 33331121421089. The reversal of 33331121421000 is 12412113333.

It is a super-2 number, since 2×33331121421000² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8823490 + ... + 12021489.

It is an arithmetic number, because the mean of its divisors is an integer number (448141013775).

Almost surely, 2^{33331121421000} is an apocalyptic number.

33331121421000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33331121421000 is an abundant number, since it is smaller than the sum of its proper divisors (81392978105400).

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

33331121421000 is a wasteful number, since it uses less digits than its factorization.

33331121421000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20845057 (or 20845043 counting only the distinct ones).

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

Adding to 33331121421000 its reverse (12412113333), we get a palindrome (33343533534333).

The spelling of 33331121421000 in words is "thirty-three trillion, three hundred thirty-one billion, one hundred twenty-one million, four hundred twenty-one thousand".