133011222210 has 48 divisors (see below), whose sum is σ = 345848330880. Its totient is φ = 35467694880.

The previous prime is 133011222199. The next prime is 133011222229. The reversal of 133011222210 is 12222110331.

133011222210 is a `hidden beast` number, since 1 + 330 + 1 + 122 + 2 + 210 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2392711 + ... + 2447669.

It is an arithmetic number, because the mean of its divisors is an integer number (7205173560).

Almost surely, 2^133011222210 is an apocalyptic number.

133011222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133011222210 is an abundant number, since it is smaller than the sum of its proper divisors (212837108670).

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

133011222210 is a wasteful number, since it uses less digits than its factorization.

133011222210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81863 (or 81860 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 133011222210 its reverse (12222110331), we get a palindrome (145233332541).

The spelling of 133011222210 in words is "one hundred thirty-three billion, eleven million, two hundred twenty-two thousand, two hundred ten".