130022040 has 32 divisors (see below), whose sum is σ = 390066480. Its totient is φ = 34672512.

The previous prime is 130022021. The next prime is 130022077. The reversal of 130022040 is 40220031.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 541639 + ... + 541878.

Almost surely, 2^130022040 is an apocalyptic number.

130022040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130022040 is an abundant number, since it is smaller than the sum of its proper divisors (260044440).

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

130022040 is a wasteful number, since it uses less digits than its factorization.

130022040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083531 (or 1083527 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 130022040 is about 11402.7207279666. The cubic root of 130022040 is about 506.6083285401.

Adding to 130022040 its reverse (40220031), we get a palindrome (170242071).

The spelling of 130022040 in words is "one hundred thirty million, twenty-two thousand, forty".