133031022 has 16 divisors (see below), whose sum is σ = 266178432. Its totient is φ = 44324280.

The previous prime is 133030957. The next prime is 133031051. The reversal of 133031022 is 220130331.

It is a junction number, because it is equal to n+sod(n) for n = 133030992 and 133031010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19143 + ... + 25149.

It is an arithmetic number, because the mean of its divisors is an integer number (16636152).

Almost surely, 2^133031022 is an apocalyptic number.

133031022 is an abundant number, since it is smaller than the sum of its proper divisors (133147410).

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

133031022 is a wasteful number, since it uses less digits than its factorization.

133031022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9703.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 133031022 is about 11533.9074905255. The cubic root of 133031022 is about 510.4865560394.

Adding to 133031022 its reverse (220130331), we get a palindrome (353161353).

The spelling of 133031022 in words is "one hundred thirty-three million, thirty-one thousand, twenty-two".