33301232140 has 24 divisors (see below), whose sum is σ = 76290095952. Its totient is φ = 12109538880.

The previous prime is 33301232071. The next prime is 33301232141. The reversal of 33301232140 is 4123210333.

It is a super-2 number, since 2×33301232140² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (33301232141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75684399 + ... + 75684838.

It is an arithmetic number, because the mean of its divisors is an integer number (3178753998).

Almost surely, 2^33301232140 is an apocalyptic number.

It is an amenable number.

33301232140 is an abundant number, since it is smaller than the sum of its proper divisors (42988863812).

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

33301232140 is a wasteful number, since it uses less digits than its factorization.

33301232140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151369257 (or 151369255 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 33301232140 its reverse (4123210333), we get a palindrome (37424442473).

The spelling of 33301232140 in words is "thirty-three billion, three hundred one million, two hundred thirty-two thousand, one hundred forty".