33420123201 has 16 divisors (see below), whose sum is σ = 45775952768. Its totient is φ = 21672489600.

The previous prime is 33420123193. The next prime is 33420123223. The reversal of 33420123201 is 10232102433.

It is not a de Polignac number, because 33420123201 - 2³ = 33420123193 is a prime.

It is a super-2 number, since 2×33420123201² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33420123281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 434061 + ... + 505221.

It is an arithmetic number, because the mean of its divisors is an integer number (2860997048).

Almost surely, 2^33420123201 is an apocalyptic number.

It is an amenable number.

33420123201 is a deficient number, since it is larger than the sum of its proper divisors (12355829567).

33420123201 is a wasteful number, since it uses less digits than its factorization.

33420123201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75432.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 33420123201 its reverse (10232102433), we get a palindrome (43652225634).

The spelling of 33420123201 in words is "thirty-three billion, four hundred twenty million, one hundred twenty-three thousand, two hundred one".