33442112130 has 64 divisors (see below), whose sum is σ = 91746984960. Its totient is φ = 7642240704.

The previous prime is 33442112113. The next prime is 33442112131. The reversal of 33442112130 is 3121124433.

It is a happy number.

It is a super-2 number, since 2×33442112130² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33442112130.

It is not an unprimeable number, because it can be changed into a prime (33442112131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1123297 + ... + 1152683.

It is an arithmetic number, because the mean of its divisors is an integer number (1433546640).

Almost surely, 2^33442112130 is an apocalyptic number.

33442112130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33442112130 is an abundant number, since it is smaller than the sum of its proper divisors (58304872830).

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

33442112130 is a wasteful number, since it uses less digits than its factorization.

33442112130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34823.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 33442112130 its reverse (3121124433), we get a palindrome (36563236563).

The spelling of 33442112130 in words is "thirty-three billion, four hundred forty-two million, one hundred twelve thousand, one hundred thirty".