133031220130 has 32 divisors (see below), whose sum is σ = 253594850544. Its totient is φ = 50071873536.

The previous prime is 133031220121. The next prime is 133031220143. The reversal of 133031220130 is 31022130331.

It can be written as a sum of positive squares in 8 ways, for example, as 103258752921 + 29772467209 = 321339^2 + 172547^2 .

It is a junction number, because it is equal to n+sod(n) for n = 133031220098 and 133031220107.

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, 759294 + ... + 917926.

Almost surely, 2^133031220130 is an apocalyptic number.

133031220130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133031220130 is a deficient number, since it is larger than the sum of its proper divisors (120563630414).

133031220130 is a wasteful number, since it uses less digits than its factorization.

133031220130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163590.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 133031220130 its reverse (31022130331), we get a palindrome (164053350461).

The spelling of 133031220130 in words is "one hundred thirty-three billion, thirty-one million, two hundred twenty thousand, one hundred thirty".