133122233220 has 48 divisors (see below), whose sum is σ = 373362557568. Its totient is φ = 35440185600.

The previous prime is 133122233203. The next prime is 133122233267. The reversal of 133122233220 is 22332221331.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1809784 + ... + 1881903.

It is an arithmetic number, because the mean of its divisors is an integer number (7778386616).

Almost surely, 2^133122233220 is an apocalyptic number.

133122233220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133122233220 is an abundant number, since it is smaller than the sum of its proper divisors (240240324348).

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

133122233220 is a wasteful number, since it uses less digits than its factorization.

133122233220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3692300 (or 3692298 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 133122233220 its reverse (22332221331), we get a palindrome (155454454551).

The spelling of 133122233220 in words is "one hundred thirty-three billion, one hundred twenty-two million, two hundred thirty-three thousand, two hundred twenty".